Manufacturer number: Royal Catering 19002882 PHYSA Relaxy and Comfort saddle chair wheel made of the best quality materials. The wheel is made of hard rubber, while the rest is made of durable black plastic. The wheel can be installed in PHYSA and other chairs of similar design. Spare part dedicated to: 10040022 - Comfort saddle chair white 10040029 - Comfort saddle chair beige 10040030 - Comfort saddle chair green 10040043 - Comfort saddle chair black 10040044 - Comfort saddle chair blue 10040040 - Relaxy saddle chair white 10040041 - Relaxy saddle chair black Parameters: wheel diameter: 50mm wheel material: hard rubber stroller material: plastic stroller width: 55mm stroller height without screw: 57mm mounting diameter: 38mm screw diameter: 10mm screw height: 15mm Included: - saddle chair wheel 1 pc.