Options:Non-speak to, detachable rubber defend. Removable higher speed nylon ball cage. Effortless cleansing and lubricating. Pre-lubricated with Pace Cream. 4 pack For: Skateboard, Longboard,Roller Skating ect.4 Pack
One, non-speak to, detachable rubber defend for effortless cleansing and fewer friction.
Higher speed nylon ball retainer for bigger power and speed.
Clearances, tolerances, materials and lubricant give the very best functionality and toughness achievable.