The Rival Arms Extended Slide Lock is the perfect upgrade to your Glock. The design is stronger and more precise than factory and allows for easier disassembly of the firearm. FeaturesCNC-machined stainless steel billetNo gunsmithing required DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.