Shop › PEARCE GRIP EXT FOR GLK GEN4 26/27 PEARCE GRIP EXT FOR GLK GEN4 26/27 $9.95 Pearce Grip Grip Extension, Fits Glock Gen4 26,27,33,39, Black Finish PG-26G4 Add To Cart Added! Pearce Grip Grip Extension, Fits Glock Gen4 26,27,33,39, Black Finish PG-26G4