The MOE enhanced rubber butt-pad is a direct replacement butt-pad for the MOE SL, MOE SL-S, ubr gen2, and X-22 Backpacker stocks. Featuring the same non-slip ribbed texture as the stock MOE SL butt-pad, the thicker vented design provides enhanced user comfort as well as approximately 3/8" Additional Length of pull while adding less than 1 oz. To the overall weight of the stock. The MOE SL enhanced butt-pad is an evolution of the popular CTR enhanced butt-pad, combining the durable materials Of the CTR version with the updated design and function of the standard MOE SL butt-pad. An angled, serrated toe allows for easy mounting of the rifle, while a slight curve at the top ensures positive, comfortable seating on the shoulder during firing. Fits all stocks using the MOE SL pattern butt-pad..