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absoluteBLACK Oval Boost Chainring for Shimano 12-Speed

Josh Matthew August 12, 2022

$88.95

Premium oval MTB chainring for Shimano 12-Speed direct mount cranksets!

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absoluteBLACK Oval Boost Chainring for Shimano 12-Speed

The absoluteBLACK Oval Boost Chainring for Shimano 12-Speed is compatible with Shimano direct mount cranksets and 12-speed Hyperglide+ chains. Made from 7075-T6 aluminum, the chainring is lightweight and stiff. Featuring a narrow-wide teeth profile and one of a kind special oval shape, this ring will make you ride faster while also increasing traction. Of course, it also looks amazing – like no other MTB chainring out there!

 

Advantages to aB Oval MTB Chainrings

  • Excellent weight to strength ratio
  • One of a kind special oval shape
  • Greatly improves traction and climbing abilities
  • Unique Patent Pending narrow-wide teeth profiles to keep your chain in place for minimum 12 months!
  • Special 3D teeth machining for ultimate mud relief, decreased wear and noise
  • Superb quality and great look
  • Reduces stress on the knees

Compatibility

  • Compatible with Shimano direct mount cranksets: M9100, XT M8100, SLX M7100 and Deore M6100
  • Compatible with Shimano 12-speed Hyperglide+ chains

Specs

  • Ovality: Optimized to each size. Range of 10.2-14.4%
  • Timing: Optimized to each size. Range of 110.5-116.3° after TDC (top dead center)
  • Chainline: 52 mm Boost. 148 chainline. 3 mm offset
  • CNC machined 7075 aluminum
  • Weight: 28T - 49 grams | 30T - 54 grams | 32T - 60 grams | 34T - 65 grams | 36T - 69 grams
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