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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Axle Width - mm: 110
8 Grams / 4
variable stack heights between 7-30mm possible
sealed bearings
Comes standard with integrated plastic hub guards that fit perfectly onto the existing hub cones and longer 3/8” bolts to adapt to any peg configuration
Rennen Decimal BMX Chainring-4-Bolt 104 BCD standard seating Axle Width - mm: 110Rennen chainrings at J&R Bicycles are precission machined from aircraft quality 7075 T6 aluminum (83% stronger than the 6061 many brands use) Rennen chainrings are 3 16" thick and are made for the stress of the top BMX racers and conditions. Only Rennen offers a single speed specific tooth profile that is designed to last longer and keep chains on. SPECIFICATION MATERIAL: U. S. A. Made 7000 Series Aluminum and CNC machined, specifically shaped teeth
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