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Rainier Arms: Compare Prices & Find the Best Deals

Welcome to the definitive source for Rainier Arms gear. We track the inventory and current pricing for thousands of products from 1000+ leading retailers like Dick's Sporting Goods, Rei.com, and Backcountry.com. Stop hopping between tabs—use our real-time comparison engine below to see every available model and ensure you get the lowest price guaranteed.

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Current Deals & Offers

Last Updated:
Dec 09, 2025 01:56 PM
Rainier Arms RAB-SEL-300-8-P-NF-BLK - $185.25 at Primary ArmsRainier Arms RAB-SEL-300-8-P-NF-BLK More Info...
$185.25
Primary Arms
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Last Updated:
Dec 09, 2025 01:56 PM
Rainier Arms RAB-M-300-105-P-NF-BLK - $247.00 at Primary ArmsRainier Arms RAB-M-300-105-P-NF-BLK More Info...
$247.00
Primary Arms
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Last Updated:
Dec 09, 2025 01:56 PM
Rainier Arms RAB-M-308-16-I-NF-BLK - $332.50 at Primary ArmsRainier Arms RAB-M-308-16-I-NF-BLK More Info...
$332.50
Primary Arms
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms EVO M-LOK Modular Vertical Grip - Heavy Duty Kit 1.65in Black Small - $85.00 at Optics PlanetRainier Arms EVO M-LOK Modular Vertical Grip - Heavy Duty Kit 1.65in Black Small More Info...
$85.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Mountain MOD3 Series 5.56 NATO AR-15 Threaded Barrel 10.5 inch Carbine Length 1-8 Twist 1/2x28 Black Medium - $195.00 at Optics PlanetRainier Arms Mountain MOD3 Series 5.56 NATO AR-15 Threaded Barrel 10.5 inch Carbine Length 1-8 Twist 1/2x28 Black Medium More Info...
$195.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms UltraMatch Series MOD2 6mm ARC AR-15 Threaded Barrel 12 inch Mid Length 1-7 Twist 5/8x24 Satin Silver Medium - $400.00 at Optics PlanetRainier Arms UltraMatch Series MOD2 6mm ARC AR-15 Threaded Barrel 12 inch Mid Length 1-7 Twist 5/8x24 Satin Silver Medium More Info...
$400.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match Series 8.6BLK AR-10 Threaded Barrel 16 inch Carbine Length 1-3 Twist Nitride Black Medium - $425.00 at Optics PlanetRainier Arms Match Series 8.6BLK AR-10 Threaded Barrel 16 inch Carbine Length 1-3 Twist Nitride Black Medium More Info...
$425.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match Series .223 Wylde AR-15 Threaded Barrel 16 inch Mid Length 1-8 Twist 1/2 X 28 Black Medium - $260.00 at Optics PlanetRainier Arms Match Series .223 Wylde AR-15 Threaded Barrel 16 inch Mid Length 1-8 Twist 1/2 X 28 Black Medium More Info...
$260.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match Series 6MM Creedmoor AR-10 Threaded Barrel 18 inch Rifle Length 1-8 Twist 5/8 X 24 Fluted Silver Medium - $350.00 at Optics PlanetRainier Arms Match Series 6MM Creedmoor AR-10 Threaded Barrel 18 inch Rifle Length 1-8 Twist 5/8 X 24 Fluted Silver Medium More Info...
$350.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Rainier Industries Pro Series Mk2 Quad-Rail AR-15 Handguard Black 11.75 in - $240.00 at Optics PlanetRainier Arms Rainier Industries Pro Series Mk2 Quad-Rail AR-15 Handguard Black 11.75 in More Info...
$240.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Avalanche Charging Handle Kit AR-15 Ambidextrous Black - $105.00 at Optics PlanetRainier Arms Avalanche Charging Handle Kit AR-15 Ambidextrous Black More Info...
$105.00$115.99
9% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match 6mm Creedmoor Barre Non-Fluted Silver 22 in - $315.00 at Optics PlanetRainier Arms Match 6mm Creedmoor Barre Non-Fluted Silver 22 in More Info...
$315.00$369.99
15% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms .223/5.56 Flash Hider 1/2x28 Black Small - $62.00 at Optics PlanetRainier Arms .223/5.56 Flash Hider 1/2x28 Black Small More Info...
$62.00$65.00
5% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms AR-15 Urban Combat M-Lok Handguard 15in Black Medium - $209.99 at Optics PlanetRainier Arms AR-15 Urban Combat M-Lok Handguard 15in Black Medium More Info...
$209.99$229.99
9% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Extended Take Down/Pivot Pin Set AR-15 Black - $17.10 at Optics PlanetRainier Arms Extended Take Down/Pivot Pin Set AR-15 Black More Info...
$17.10$20.00
14% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Single Point QD End Plate AR-15/AR-10 Grey - $12.79 at Optics PlanetRainier Arms Single Point QD End Plate AR-15/AR-10 Grey More Info...
$12.79$14.99
15% off
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Last Updated:
Nov 06, 2025 03:19 PM
Hot 🔥
Rainier Arms Rainier Arms Single Point QD End Plate AR-15/AR-10 Red - $14.99 at Optics PlanetRainier Arms Single Point QD End Plate AR-15/AR-10 Red More Info...
$14.99$27.49
45% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Single Point QD PRO End Plate AR-15/AR-10 Black - $23.90 at Optics PlanetRainier Arms Single Point QD PRO End Plate AR-15/AR-10 Black More Info...
$23.90$28.00
15% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Rainier Industries Avalanche Tac1 Latches Black - $19.20 at Optics PlanetRainier Arms Rainier Industries Avalanche Tac1 Latches Black More Info...
$19.20$20.00
4% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Tri-Point QD End Plate AR-15/AR-10 Grey - $21.60 at Optics PlanetRainier Arms Tri-Point QD End Plate AR-15/AR-10 Grey More Info...
$21.60$24.00
10% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match Low Profile Gas Block .875 Black - $41.99 at Optics PlanetRainier Arms Match Low Profile Gas Block .875 Black More Info...
$41.99$47.99
13% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match Low Profile Gas Block .750 Black - $33.33 at Optics PlanetRainier Arms Match Low Profile Gas Block .750 Black More Info...
$33.33$34.99
5% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Avalanche Smith & Wesson M&P Charging Handle Ambidextrous Black - $41.00 at Optics PlanetRainier Arms Avalanche Smith & Wesson M&P Charging Handle Ambidextrous Black More Info...
$41.00$45.00
9% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match Low Profile Gas Block .625 Black - $43.99 at Optics PlanetRainier Arms Match Low Profile Gas Block .625 Black More Info...
$43.99$51.99
15% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Avalanche ANC Charging Handle AR-15 Ambidextrous Flat Dark Eath - $68.00 at Optics PlanetRainier Arms Avalanche ANC Charging Handle AR-15 Ambidextrous Flat Dark Eath More Info...
$68.00$75.00
9% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Avalanche Charging Handle AR-15 Ambidextrous Black - $77.00 at Optics PlanetRainier Arms Avalanche Charging Handle AR-15 Ambidextrous Black More Info...
$77.00$85.00
9% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Gen 2 Forged A4 Upper Receiver AR-15 Black - $130.00 at Optics PlanetRainier Arms Gen 2 Forged A4 Upper Receiver AR-15 Black More Info...
$130.00$146.49
11% off
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Last Updated:
Nov 06, 2025 03:19 PM
Hot 🔥
Rainier Arms Rainier Arms Select 9mm Barrel 6in 1-10 Twist 1/2x28 Black Small - $89.99 at Optics PlanetRainier Arms Select 9mm Barrel 6in 1-10 Twist 1/2x28 Black Small More Info...
$89.99$150.00
40% off
Optics Planet
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms AR-15 5.56/.223 Precision Match Grade BCG Black Nitride Small - $149.95 at Optics PlanetRainier Arms AR-15 5.56/.223 Precision Match Grade BCG Black Nitride Small More Info...
$149.95$169.95
12% off
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Last Updated:
Nov 06, 2025 03:19 PM
Hot 🔥
Rainier Arms Rainier Arms Select 9mm Barrel 10.7in 1-10 Twist 1/2x28 Black Small - $115.99 at Optics PlanetRainier Arms Select 9mm Barrel 10.7in 1-10 Twist 1/2x28 Black Small More Info...
$115.99$180.00
36% off
Optics Planet
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Rainier Industries Pro Series MK1 M-Lok AR-15 Handguard Black 9.55 in - $190.00 at Optics PlanetRainier Arms Rainier Industries Pro Series MK1 M-Lok AR-15 Handguard Black 9.55 in More Info...
$190.00
Optics Planet
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Rainier Industries Pro Series MK1 M-Lok AR-15 Handguard Black 13.7 in - $215.00 at Optics PlanetRainier Arms Rainier Industries Pro Series MK1 M-Lok AR-15 Handguard Black 13.7 in More Info...
$215.00
Optics Planet
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms AR-15 Urban Combat M-Lok Handguard 9.5in Black Small - $199.99 at Optics PlanetRainier Arms AR-15 Urban Combat M-Lok Handguard 9.5in Black Small More Info...
$199.99$219.99
9% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Rainier Industries Pro Series MK1 M-Lok AR-15 Handguard Black 15 in - $225.00 at Optics PlanetRainier Arms Rainier Industries Pro Series MK1 M-Lok AR-15 Handguard Black 15 in More Info...
$225.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Rainier Industries Pro Series MK1 M-Lok AR-15 Handguard Black 11.7 in - $190.00 at Optics PlanetRainier Arms Rainier Industries Pro Series MK1 M-Lok AR-15 Handguard Black 11.7 in More Info...
$190.00$200.00
5% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Select 9mm Barrel 16in 1-10 Twist 1/2x28 Black Medium - $129.68 at Optics PlanetRainier Arms Select 9mm Barrel 16in 1-10 Twist 1/2x28 Black Medium More Info...
$129.68$200.00
35% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Rainier Industries Pro Series Mk2 Quad-Rail AR-15 Handguard Black 9.55 in - $220.00 at Optics PlanetRainier Arms Rainier Industries Pro Series Mk2 Quad-Rail AR-15 Handguard Black 9.55 in More Info...
$220.00$230.00
4% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Select 5.56 NATO Barrel 18in 1-7 Twist 1/2x28 Black Medium - $139.99 at Optics PlanetRainier Arms Select 5.56 NATO Barrel 18in 1-7 Twist 1/2x28 Black Medium More Info...
$139.99$195.00
28% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Select 300BLK Barrel 16in 1-7 Twist 5/8x24 Black Medium - $153.99 at Optics PlanetRainier Arms Select 300BLK Barrel 16in 1-7 Twist 5/8x24 Black Medium More Info...
$153.99$195.00
21% off
Optics Planet
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Rainier Industries Pro Series Mk2 Quad-Rail AR-15 Handguard Black 12.55 in - $240.00 at Optics PlanetRainier Arms Rainier Industries Pro Series Mk2 Quad-Rail AR-15 Handguard Black 12.55 in More Info...
$240.00$250.00
4% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match 6mm ARC Barrel Silver 12 in - $230.00 at Optics PlanetRainier Arms Match 6mm ARC Barrel Silver 12 in More Info...
$230.00$260.00
12% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match Series .223 Wylde AR-15 Threaded Barrel 7.75 inch Pistol Length 1-8 Twist 1/2 X 28 Silver Small - $170.00 at Optics PlanetRainier Arms Match Series .223 Wylde AR-15 Threaded Barrel 7.75 inch Pistol Length 1-8 Twist 1/2 X 28 Silver Small More Info...
$170.00$200.00
15% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match .223 Wylde Lightweight Barrel 18in 1-8 Twist 1/2x28 Silver Medium - $260.00 at Optics PlanetRainier Arms Match .223 Wylde Lightweight Barrel 18in 1-8 Twist 1/2x28 Silver Medium More Info...
$260.00$289.99
10% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match 300BLK Barrel 14.5in 1-8 Twist 5/8x24 Silver Small - $230.00 at Optics PlanetRainier Arms Match 300BLK Barrel 14.5in 1-8 Twist 5/8x24 Silver Small More Info...
$230.00$260.00
12% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match 6.5 Grendel Barrel 12.5in 1-8 Twist 5/8x24 Silver Small - $240.00 at Optics PlanetRainier Arms Match 6.5 Grendel Barrel 12.5in 1-8 Twist 5/8x24 Silver Small More Info...
$240.00$260.00
8% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match 6.5 Grendel Barrel 18in 1-8 Twist 5/8x24 Silver Medium - $260.00 at Optics PlanetRainier Arms Match 6.5 Grendel Barrel 18in 1-8 Twist 5/8x24 Silver Medium More Info...
$260.00$269.99
4% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match 6mm ARC Barrel Silver 18 in - $230.00 at Optics PlanetRainier Arms Match 6mm ARC Barrel Silver 18 in More Info...
$230.00$270.00
15% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match 6mm ARC Barrel Silver 22 in - $235.00 at Optics PlanetRainier Arms Match 6mm ARC Barrel Silver 22 in More Info...
$235.00$285.00
18% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Mountain MOD2 5.56 NATO Barrel 14.5in 1/2x28 Mid Len Black Small - $290.00 at Optics PlanetRainier Arms Mountain MOD2 5.56 NATO Barrel 14.5in 1/2x28 Mid Len Black Small More Info...
$290.00$300.00
3% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Match 6.5 Creedmoor Barrel 18in 1-8 Twist 5/8x24 Silver Medium - $350.00 at Optics PlanetRainier Arms Match 6.5 Creedmoor Barrel 18in 1-8 Twist 5/8x24 Silver Medium More Info...
$350.00
Optics Planet
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Select 7.62x51 NATO Barrel 18in 1-8 Twist 5/8x24 Black Medium - $249.99 at Optics PlanetRainier Arms Select 7.62x51 NATO Barrel 18in 1-8 Twist 5/8x24 Black Medium More Info...
$249.99$329.99
24% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Ultramatch MOD2 .223 Wylde Barrel 20in Satin 1-7.5 Twist 1/2x28 Silver Medium - $400.00 at Optics PlanetRainier Arms Ultramatch MOD2 .223 Wylde Barrel 20in Satin 1-7.5 Twist 1/2x28 Silver Medium More Info...
$400.00$419.99
5% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Ultramatch MOD2 Barrel AR-15 .223 Wylde 18 in 1-7.5 Twist 1/2x28 Rifle Length Satin Silver - $390.00 at Optics PlanetRainier Arms Ultramatch MOD2 Barrel AR-15 .223 Wylde 18 in 1-7.5 Twist 1/2x28 Rifle Length Satin Silver More Info...
$390.00$400.00
2% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms UltraMatch MOD2 6mm ARC Rifle Barrel 22in Polished 1-7 Twist 5/8x24 Silver Medium - $400.00 at Optics PlanetRainier Arms UltraMatch MOD2 6mm ARC Rifle Barrel 22in Polished 1-7 Twist 5/8x24 Silver Medium More Info...
$400.00$469.99
15% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms RUC DI 5.56 Nato Partial Upper Receiver Black 10.5 in - $500.00 at Optics PlanetRainier Arms RUC DI 5.56 Nato Partial Upper Receiver Black 10.5 in More Info...
$500.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 10.5 in - $550.00 at Optics PlanetRainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 10.5 in More Info...
$550.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 11.5 in - $575.00 at Optics PlanetRainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 11.5 in More Info...
$575.00
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 10.5 in - $580.00 at Optics PlanetRainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 10.5 in More Info...
$580.00$600.00
3% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms RUC DI 5.56 NATO Partial Upper Receiver 16in Black Medium - $600.00 at Optics PlanetRainier Arms RUC DI 5.56 NATO Partial Upper Receiver 16in Black Medium More Info...
$600.00$619.99
3% off
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Last Updated:
Nov 06, 2025 03:19 PM
Rainier Arms Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 16 in RA-MK1-16-PU-BLK - $625.00 at Optics PlanetRainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 16 in RA-MK1-16-PU-BLK More Info...
$625.00
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