Comparison of Various Fitness Machine Wheels/Rollers. Body Material Nylon Nylon Nylon Nylon. color Black White Black White. Number of bearings 2 1 1 1.
Upgraded Machined Wheels/Rollers Compatible with Rowing Machine,Water Rower Seat
DAFORE Upgraded Machined Wheels/Rollers Compatible with Φ:1.26 inch, White
Upgraded Machined Wheels/Rollers Compatible with Rowing Φ:1.77 inch, Black
Upgraded Machined Wheels/Rollers Compatible with Rowing Machine,Water Rower S…
