The Leofoto LSC-P Bipod Clamp for A.R.M.S.A(R) 17S Style mounts is the perfect companion for your rifle setup. When you need to quickly release your setup from a tripod to go prone on the ground with a bipod, the LSC-P is the tool for the job. Hard anodized, aircraft grade aluminum for maximum strength and durability A.R.M.S.A(R) 17S Style Three sizes available: LSC-40P and LSC-60P clamps for Picatinny, and LSC-40 for both Picatinny and ARCA standards LSC-40P PicatinnyLength: 42mm / 1.65inWidth: 42mm / 1.65inThickness: 23mm / 0.91inWeight: 90g / 0.2lbMounting hole: 3/8" LSC-60P PicatinnyLength: 60mm / 2.36inWidth: 42mm / 1.65inThickness: 23mm / 0.91inWeight: 110g / 0.24lbMounting hole: 3/8" LSC-40 Arca & PicatinnyLength: 42mm / 1.65inWidth: 63mm / 2.48inThickness: 23mm / 0.91inWeight: 120g / 0.26lbMounting hole: 3/8"