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Rennen Decimal Chainring-4-Bolt 104 BCD standard

Rennen
$49.95
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About This Product: Rennen Decimal Chainring-4-Bolt 104 BCD standard

Rennen 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 to last longer
  • FIT: 4-Bolt bolt pattern for 104mm spiders
  • CHAIN FIT: 3/32" or 1/8"
  • BOLT REQUIREMENT: Typically uses long chainring bolt for most cranks/spiders
  • CRANK REQUIREMENT: Any crank with 4-Bolt spider
  • 3.9oz/110g (42T)