Carbo pulley 29 mm triple carbo with Cam® 423 CAM® jammer. CARBO 29 mm compact pulleys have amazing resistance .-- Carbo Triple Taquet Pulley 29 mm Ø Ré (mm) 29 mm Ø of rea (in) 1 1/8 in Ø maximum rope (mm) 6 mm Ø maximum rope (in) 1/4 in Maximum workload (kg) 340 kg Maximum workload 750 LB