Bundle clamp, made of stainless steel, material no. 1.4301, for C-anchor rails with 16-17 mm slot width, when used on systems with anchor rail 2986 such as risers, order GMZ... sliding nut separately, including countersunk screw M 8 x 12, pin screw M 8 and sliding nut GSM 408 made of stainless steel, material no. 1.4301. Clear width B: 50 mm Clamping range: 20 - 40 mm