Tiberius Arms

First Strike Barrel Nut Snap Ring - AR12F203

FIRST STRIKE O-Ring - ORNG 004-P90

First Strike T15 #10/32 x 5/8 Black Striker Inner Screw - H-B 1032 5/8

First Strike T15 #4-40 x 1/8 Set Screw Rentension Spring Set Screw

First Strike T15 #4-40 x 3/8 Follower Retaining Ring Screw - H-B 440 3/8

First Strike T15 #4-40 x 5/16 Screw Lower Manifold Screw - H-SHCS 440 5/16 Can also be used with Hopper, Catch and Fork Screw.

iberius Arms T15 #8-32 Hex Nut Undersized Elbow Clamp Nut - H-NUT 832 U

First Strike T15 #8-32 x 5/8 Black Mag Body Screw - H-B 832 5/8 Also known as Rear Air Plug Screw

First Strike T15 #8-32 x 5/8 Stainless Screw Elbow Screw - H-K 832 5/8

FIRST STRIKE (Tiberius Arms) Factory replacement part: AR11B (Latest 2019 Version)

First Strike T15 Air Chamber OD o-ring -

First Strike T15 Barrel Catch / Lock Screw -  H-B 832 1/4 Also used in the T15 Mag Spool

First Strike T15 Barrel Index Ball - H-Ball 1/4CHROM

First Strike T15 Barrel Index Spring - AR12A504

First Strike T15 Barrel Sleeve Retaining Ring - AR12F501

First Strike T15 Co2 Stem O-ring - ORNG 006-B70