Carbon TI X-Carboring 130 BCD chainring

Al7075-T6 aluminium alloy, structural carbon fibre with a 3K polished finish and Grade 5 Titanium pin. X-CarboRing is the latest evolution of super-lightweight chainrings for racing bikes with an aluminium alloy and carbon fibre composite structure offered by Carbon-Ti.

Features

• 39-tooth inner chainring and 130 mm bolt circle (BCD).
• Compatible with Shimano, SRAM and Campagnolo 11-12 speed chains and groupsets.
• Requires assembly in conjunction with X-CarboRing EVO 53 x 130 outer chainring and previous similar non-"EVO" models.
• The structural carbon fibre body features CNC machining and Grade 5 Titanium pins.
• Each Al7075-T6 aluminium alloy tooth is individually CNC-machined with a specific shape to optimise operation in all conditions
• 100% made in Italy
• Manufacturer weight: 34 g.