The one and only absoluteBLACK Premium Sram compatible Direct mount BOOST 1X Oval narrow-wide chainrings designed for GXP, DUB and Long BB30 cranks. This chainring is dedicated for Boost bikes (3mm offset). This special PVD Rainbow Titanium coating process makes the chainrings very durable and incredibly beautiful. NOTE: Due to the nature of the PVD process, every chainring is unique, and colour may vary. Not a single chainring is the same which makes your new ring completely individual.
Chainline: 52mm BOOST148 specific chainline.
Offset: 3mm offset
Ovality: Optimised to each size separately.
Range: 10.2-14.4% and Timing of 110.5-116.3° after TDC (top dead centre) Patent Pending
Size: (Mass +/-1g): 28T (50g), 30T (55g), 32T (59g), 34T(66g), 36T (74g)