Pearce Grips Mid and Full Size Grip Frame Insert for Glock Generation 4 (only) models 17,18, 19, 22, 23, 24, 31, 32, 34, 35, 37, 38
Price 4.39 - 6.00 USD
Fits Gen 4 (only) models 17, 18, 19, 20, 21, 22, 23, 24, 31, 32, 34, 35, 37, and 38 * Helps keep debris out of the magazine well * Friction fit holds the unit in place in the bottom rear cavity of the frame