Klein's fall-arrest harness, sized Medium, is built to arrest a free fall and distribute impact forces across the thighs, pelvis, chest, and shoulders as required by OSHA. D-ring: drop-forged circle D-ring with a wear-minimizing roller, corrosion-resistant finish, proof-loaded to meet OSHA regulations Webbing: durable 1-3/4-inch Type 13 (or equivalent) nylon Fit: friction-style waist buckle adjusts over a continuous range, friction slide adjusters hold shoulder straps in place, tongue buckles with grommeted leg straps, padded seat strap Positioning: 5-inch backstrap loops accept an existing positioning belt for workers who need positioning along with fall arrest Certified and compliant with ANSI and CSA requirements Best for: linemen and climbers sized for a Medium harness who need a fall-arrest harness that also accepts a separate positioning belt.