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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
Their soft rubber compound features a forged 6061-T6 alloy internal structure for strength under braking strain
22mm and 24mm crank spindles with the included adapter rings
Both the front and rear hubs are fully sealed too
integrated chain tensioners to keep the back wheel in place
Jet BMX 4 Bolt Race Chainring Kool Stop Their soft rubber compound featuresTough and affordable 4 bolt BMX race chainring from Jet. Fits any crank with a 4 bolt spider. Made from 4140 steel for maximum durability and minimal flex. ###section### Product Specs TYPE: Chainring 4 Bolt MATERIAL: Steel WEIGHT: 160g
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