Product Details

This particular chainring will ONLY work with CN-M9100, 8100 & 7100 Shimano Hyperglide+ 12spd chain due to different thickness & shape of the teeth.

The Original one and only absoluteBLACK premium Sram compatible Direct mount BOOST148 1X Oval narrow wide chainrings are designed for GXP, DUB and Long BB30 spindle cranks. Chainring is dedicated for Boost148 bikes. 3mm offset.

This oval chainring with special 3mm offset converts any Sram crank into Boost148 specific setup needed in Boost equipped bikes. Boost and non-Boost Sram cranks are identical. All the offset is achieved by the chainring itself, so you can use any Sram crank for this conversion. 

Features

• Crank Compatibility: SRAM XX1, XX1 Eagle, X01, X01 Eagle, GX Eagle, NX Eagle, SX Eagle, X1, X0, X9, X7, S2210, S1400, Descendant, Stylo, Truvativ AKA and all DUB cranks.Cane Creek eeWings. GXP and Long spindle BB30. BOOST148 bikes. Works ONLY with 12spd Shimano Hyperglide+ chain (HG+)
• Material: CNC machined 7075 Txxx Aluminum. Long-lasting construction. Mud optimized
• Finish: Type II anodizing
• Chainline: 52mm BOOST148 specific chainline. 3mm offset
• Ovality: Optimized to each size separately. Range: 10.2-14.4% and Timing of 110.5-116.3° after TDC (top dead center) Patent Pending
• Weight
  • 30T: 55g
  • 32T: 59g
  • 34T: 66g

About Absolute Black
Absolute BLACK’s chainrings are designed in London and manufactured in Poland. They are known for their sleek designs and top quality. Using CAD programming and CNC machines, Abosolute BLACK is at the cutting edge of oval chainring production, setting a new standard in the industry.