This is a TangoDown Slide Stop known as the Vickers Tactical, model VTSS-001.
Vickers Tactical presents the optimum slide stop for Glock. Extensive prototyping and testing create a shape that enables positive slide lock and release" especially with gloves. Precision stamped and formed from 4130 chrome moly steel with durable hard coat finish for years of service. Fits Glock models G17" 17L" 18" 19" 20" 21" 21sf" 22" 23" 24" 26" 27" 29" 30" 31" 32" 34" 35 and 41.
Features:
4130 Chrome Moly Steel
Easy Slide Release & Lock with Gloves
Non Glare Black Hard Coat Finish