Locking Block G17t - Locking Block Fits Glock17t Steel Unfinished

Shadow Systems Compact and Full-Size Frame Locking Block Fits Glock Gen 3 G19, Black

Cross Armory Cross Armory Extended Slide Lock for Full Frame Glocks Gen 1-4 Pistols, Gold - CRGSLGD - CRGSLGD

Cross Armory Cross Armory Extended Slide Lock for Full Frame Glocks Gen 1-4 Pistols, Silver - CRGSLSV - CRGSLSV

Shadow Systems Locking Block Pin Fits Glock Gen 3/Shadow Systems DR920, Black

Ghost Inc. Bullet Forward Slide Release Fits Glock Gen 1-4 G17/Glock Gen 1-4 G18, Black

Optimize Glock Functionality with Cross Armory Extended Slide Lock -Available in Red - CRG5SLRD

Cross Armory 3-Piece Upgrade Kit for Glock 17/19/26/34 Gen5, Blue Anodized - CRG5OKBL