The Nitro Grind-to-fit Recoil Pad is designed with added cushion to protect your shoulder from the intense kick from safari-grade calibers. This pad is also great for shooters who are especially sensitive to felt recoil and need the added protection. The Nitro Grind-to-Fit Recoil Pad is 1 1/2" inches thick. Length of Pull: 1 1/2" Measures: 5 3/32 x 1 13/16" Grindable to: 4 1/4" x 1 5/16" The Nitro Grind-to-Fit Recoil Pad will protect you from the fiercest, most violent rifle kickback. This top-of-the-line pad reduces up to 80% of felt recoil. With your shoulder protected, you can shoot confidently without flinching for hesitation, for a m Mfg: Sims Vibration Laboratories