Overview Reviews Product Description GLOCK OEM Beavertail Modular Back Strap Replacement Kit, For Glock 29/30 Generation 4, Black 30822 Product Videos Product Reviews Write a Review Write a Review × GLOCK GLOCK OEM G29/30 GN4 BVRTL BKSTRP Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *