Camp Dryad Pro 26 kN Double Pulley Rock Exotica Omni Block Pulley Petzl Tandem Pulley CT Dual Double Rope Pulley Rock Exotica Omni Block Pulley Petzl Spin L2 Double Pulley Rock Exotica Omni Block 1.1" Double pulley Edelrid Pike Rescue Double Pulley Petzl Jag Double Pulley - EN 12278 Camp Janus Pulley Double Pulley with Eyelet and Swivel Sides Tandem Pulley