Amazon.com : 8 Pieces of PU Wheels with 82 A Hardness, Diameter 58 x 32 mm, wear-Resistant PU Wheels to Replace Double-Row Roller Skate Accessories, Four-Wheel Roller Skate Bearing Accessories (8PCS Red) :
Polyurethane Wheels vs Rubber Wheels: Which is Better? - TPC
PU Cast Wheel_Red, RW100 PU Cast Wheel - FREESPORT CORP.
Powerslide Off-Road Roadrunner II 150mm PU Wheel
New Arrival Pro USA Skateboard Wheels 52/53/54/55/56mm Skate Board PU – LouiLouisa
Amazon.com : 8 Pack 54mm x 32mm Roller Skate Wheels with Bearing ABEC-7 Installed, Indoor Outdoor light up wheels for roller skates Durable Wear-Resistant PU 82A Wheels Roller Skate Accessories without tool :
Inline Skate Wheels Original | Pu Wheels Inline Skates | Hi Lo Inline Skate Wheels - Inline Skate Shoes Accessories - Aliexpress
Inline Skate Wheel PU Wear-Resistant 58mm 82A Wheels Replacement Parts