The bearing pulleys are suitable for rowing m achine. The bearing pulleys are wear-resistant.
4PCS For Rowing Machine Cushion Wheel Bearing Pulleys with 608 Shaft Design
GLFLOW 4PCS Nylon Rowing Machine Belt Guide Pulley With 6000ZZ Bearings, 44Mm Outer Diameter, Compatible With Fitness Equipment
4pcs Water Rowing Machine Wheel Seats Easy to Replace, High Load Capacity
4pcs Water Rowing Machine Seats Wheels High Strength Cushions 45x21x8mm