Reinforced EVA cup foam

It actually increases the resistance to turning because it is held in place by the HardCore insert

Made In The USA

CPSC Certified/CE Marked

the Kingpin is a classic puffy tongue skateboard shoe

Bones Hardcore Bushings Soft Blue/White x2 DECK WIDTH_8.25 Inch Reinforced EVA cup foamWhen you turn a normal truck, the hanger web puts pressure on one side of each bushing (top and bottom). This squeezes that side and pushes the other side of each bushing away from the kingpin. Bones call this a single action bushing because only one side of the bushing works for you at a time. The HardCore insert in the centre of BONES bushings connects the two sides of each bushing together by bonding them to the HardCore insert. When the hanger web