Shadow Systems Recoil Spring for Glock 19, 23, 32 Gen 3 Heavy Weight 20 lb Chrome Silicon

This Shadow Systems Recoil Spring is designed to fit the Glock 19, 23, 32 Gen 3 and the MR918, MR920, MR920L, DR920 and all Shadow Systems stainless steel guide rods. Shadow Systems' Springs are formed from high-quality chrome silicon material. Shadow Systems recommends changing springs at around 5,000 rounds. 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.