Trijicon TA51W Weaver Adapter with Colt Style Thumbscrews for ACOG Scopes. Specifications for Trijicon Rifle Scope Mounts Rings Bases TA51W: Mfg Item Num: TA51W Category: OPTICS - BASES Type: 1-Piece Base MFG-Model: Weaver Style Bases Style: Acog...