Details: Caliber: .22LRSystem: Match 54 bolt action repeater, 5018 match trigger, blued receiver and blued barrel. Weight: 10 lbs, 13 oz. (including Picatinny mount)Receiver: Scope mount attachment with 11mm rail and drilled and tapped (Same hole spacing as 1710 and 1712 action) Picatinny 30 MOA Rail Included! Barrel Length: 20" blued heavy barrel, no iron sight provisionChamber: Optimized Match ChamberCrown: Recessed Target CrownMuzzle Diameter: 0.900" (Tapered down from 0.987")Trigger: 5018 Match Two Stage Trigger. Can be adjusted to be Single StageTrigger Weight: Adjusted to 3.2 oz. (90.7g)Trigger Weight Range: 2.4 to 7.0 oz. (68.0 to 198.4g)Trigger Post: Upgraded to 30mm length from standard 20mm lengthTrigger Blade: Anschutz 007434 in silverMagazine Capacity: 10Magazine Release: ExtendedStock Style: Chassis AT-X by Accuracy InternationalStock LOP: Approximately 13.50" Min and 16.25" Max (Trigger position is adjustable)Case: Anschutz Mega case with logo is included Anschutz 54.18 HB .22 LR 20" Bbl Tungsten Rifle w/5020 2-Stage Trigger AI AT-X Chassis & 30MOA Rail 0A016104AITN