Customizable body dimension Just about every GLOCK Gen5 comes along with beavertail backstraps in two measurements. The backstrap frame will allow the people to change the circumference with the grip to fit their particular person hand dimension. Gen4 RTF - Tough textured frame The Gen4 confirmed rough textured frame surface https://kylerbhijk.answerblogs.com/30888684/a-review-of-g17-for-sale