Singing Rock Sit Worker 3d Standard M/l. Description: The variant of SIT WORKER 3D harness with easy-lock buckles Specifications for Singing Rock Sit Worker 3D Standard Harness: Manufacturer: Singing Rock Condition: New Quantity: 1 Size: Medium - Large Features/Specifications: Easy-lock buckles provide smooth adjustment Super comfortable wide waist belt padding provides maximum comfort when working at height All steel components finished with E-coating for higher corrosion resistance Package Contents: Singing Rock Sit Worker 3D Standard Harness