Skip to main content
We may get paid by partner for deals, including promoted items

Menu

Trending
Top Brands Palmetto State ArmoryHot Yeti CoolerDeal NatchezDeal SitkaDeal 5.11Sale Winter Clearance Amazon Pickleball Sale Amazon FitnessHot Stores
Stainless Steel 4-Pin Kit For Glock Models 17-41 Gen 4 by BASTION -

Product Description

Bastion parts fits most Gen 4 GLOCK models 17 - 41 Will not work with G36 You will appreciate the quality of Bastion products. Bastion is proud to be an American company. We stand behind our products period. 4pc Stainless Steel Pin Kit includes: -1-Trigger Housing Pin-1-Trigger Housing Pin for use with factory Back straps-1-Locking Block Pin-1-Trigger Pin. -FITS ALL GEN 4 Models 17-41 except for G36. -Perfectly dimensioned to fit the frame.

Stainless Steel 4-Pin Kit For Glock Models 17-41 Gen 4

at Bastion
Browse all Bastion deals
$18.99
In Stock at Bastion
Buy Now at Bastion
Secure checkout Easy returns
or compare prices
Amazon logo Amazon eBay logo eBay

Product Details

Brand BASTION
BASTION

More from BASTION

Bastion Bolt Action Pen
Last Updated:
Jun 17, 2026 10:51 AM
Hot 🔥
HALLMARK - TITANIUM - BASTION® PEN (PRE-ORDER) HALLMARK - TITANIUM - BASTION® PEN (PRE-ORDER) View Details
$97.00 $163.00
40% off
Buy Now · $97.00
Bastion Bolt Action Pen
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Slide Back Plate, Cross, Black and White, Fits Glock Except 42 & 43 BASGL-SLD-BW-CRUCFX Bastion Slide Back Plate, Cross, Black and White, Fits Glock Except 42 & 43 BASGL-SLD-BW-CRUCFX View Details
$10.22
Buy Now · $10.22
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Skull, Mag Base Plate, Black, Fits Glock 9/40 BASGL-940-BW-BTSKUL Bastion Skull, Mag Base Plate, Black, Fits Glock 9/40 BASGL-940-BW-BTSKUL View Details
$10.68
Buy Now · $10.68
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Slide Back Plate, Molon Labe, Black and White, Fits All Glock Except 42 & 43 BASGL-SLD-BW-SMOLON Bastion Slide Back Plate, Molon Labe, Black and White, Fits All Glock Except 42 & 43 BASGL-SLD-BW-SMOLON View Details
$10.68
Buy Now · $10.68
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Slide Back Plate BASGL-043-BW-SMOLON, Molon Labe, Black and White, Fits Glock 43 BASGL-043-BW-SMOLON Bastion Slide Back Plate BASGL-043-BW-SMOLON, Molon Labe, Black and White, Fits Glock 43 BASGL-043-BW-SMOLON View Details
$10.22
Buy Now · $10.22
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion 300AAC BASEPDC-BW-300AAC, AR-15 Ejection Port Dust Cover, Black/White Finish Bastion 300AAC BASEPDC-BW-300AAC, AR-15 Ejection Port Dust Cover, Black/White Finish View Details
$10.21
Buy Now · $10.21
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion American Flag BASEPDC-BW-USAFLG, AR-15 Ejection Port Dust Cover, Black/White Finish Bastion American Flag BASEPDC-BW-USAFLG, AR-15 Ejection Port Dust Cover, Black/White Finish View Details
$10.21
Buy Now · $10.21
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Bastion, Don't Tread On Me, AR-15 Ejection Port Dust Cover, Black/White Finish, Don't Tread On Me/Gadsden Flag Laser Engraved On open Side Only, Fits Standard 223/556/6.8/6.5 BASEPDC-BW-75DTOM Bastion Bastion, Don't Tread On Me, AR-15 Ejection Port Dust Cover, Black/White Finish, Don't Tread On Me/Gadsden Flag Laser Engraved On open Side Only, Fits Standard 223/556/6.8/6.5 BASEPDC-BW-75DTOM View Details
$10.21
Buy Now · $10.21
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Dust Cover EPDC-BW-BLANK, Black, Ejection Port Dust Cover EPDC-BW-BLANK Bastion Dust Cover EPDC-BW-BLANK, Black, Ejection Port Dust Cover EPDC-BW-BLANK View Details
$10.21
Buy Now · $10.21
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Psalm 144:1 BASEPDC-BW-PSM144, AR-15 Ejection Port Dust Cover, Black/White Finish Bastion Psalm 144:1 BASEPDC-BW-PSM144, AR-15 Ejection Port Dust Cover, Black/White Finish View Details
$10.21
Buy Now · $10.21
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Blank, Threaded Trigger Guard, Black and White, Fits 5.56/223 AR BASARFL-GRD-BW-BLANK Bastion Blank, Threaded Trigger Guard, Black and White, Fits 5.56/223 AR BASARFL-GRD-BW-BLANK View Details
$10.00
Buy Now · $10.00
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Skull, Threaded Trigger Guard, Black and White, Fits 5.56/223 AR BASARFL-GRD-BW-BTSKUL Bastion Skull, Threaded Trigger Guard, Black and White, Fits 5.56/223 AR BASARFL-GRD-BW-BTSKUL View Details
$10.00
Buy Now · $10.00
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Extended Slide Lock Lever, For Glock, Stainless Steel Finish, Does Not Fit Generation 5 Glocks GL-SLDLOCK Bastion Extended Slide Lock Lever, For Glock, Stainless Steel Finish, Does Not Fit Generation 5 Glocks GL-SLDLOCK View Details
$9.75
Buy Now · $9.75
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion 4-Pin Kit, For Glock Gen 4, Stainless Finish GL-4PINKIT Bastion 4-Pin Kit, For Glock Gen 4, Stainless Finish GL-4PINKIT View Details
$9.67
Buy Now · $9.67
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Molon Labe Helmet BASEPDC-BW-MOLTXT, AR-15 Ejection Port Dust Cover, Black/White Finish Bastion Molon Labe Helmet BASEPDC-BW-MOLTXT, AR-15 Ejection Port Dust Cover, Black/White Finish View Details
$9.01
Buy Now · $9.01
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion American Flag, Mag Base Plate, Black, Fits Glock 9/40 BASGL-940-BW-USAFLG Bastion American Flag, Mag Base Plate, Black, Fits Glock 9/40 BASGL-940-BW-USAFLG View Details
$8.02
Buy Now · $8.02
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Gunsmith Combo Tool For Glock GNSMTHCMBO-BLK, Black, Contains Punch Tool and Sight Tool GNSMTHCMBO-BLK Bastion Gunsmith Combo Tool For Glock GNSMTHCMBO-BLK, Black, Contains Punch Tool and Sight Tool GNSMTHCMBO-BLK View Details
$6.91
Buy Now · $6.91
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Slide Back Plate BASGL-043-BW-CRUCFX, Cross, Black and White, Fits Glock 43 BASGL-043-BW-CRUCFX Bastion Slide Back Plate BASGL-043-BW-CRUCFX, Cross, Black and White, Fits Glock 43 BASGL-043-BW-CRUCFX View Details
$10.68
Buy Now · $10.68
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion 3-Pin Kit, For Glock Gen 1-3, Stainless Finish GL-3PINKIT Bastion 3-Pin Kit, For Glock Gen 1-3, Stainless Finish GL-3PINKIT View Details
$11.17
Buy Now · $11.17
Hinterland Outfitters
Hinterland Outfitters
Last Updated:
Jan 20, 2026 05:29 PM
Sold Out
Bastion Slide Back Plate, Pirate Swords, Black and White, Fits All Glock Except 42 & 43 BASGL-SLD-BW-PIRATE Bastion Slide Back Plate, Pirate Swords, Black and White, Fits All Glock Except 42 & 43 BASGL-SLD-BW-PIRATE View Details
$11.64
Buy Now · $11.64
Hinterland Outfitters