RaceFace Narrow Wide Chainring: 104mm BCD, 38t, Red avid Item Specifications Color Silver Weight

Item Specifications Color Silver Weight 278g Width 6

but a 3/8" to 1/2" adaptor is included so you can use it with 3/8" drive torque wrenches

fully adjustable clamping pressure

and one #1682-2 O-ring for Head Adapter

Its proprietary design has an ovality of 10% and a timing of 112 degrees after top dead center which provide the beneifits of an oval ring such as greater rear wheel traction without the traditional downsides of oval rings

RaceFace Narrow Wide Chainring: 104mm BCD, 38t, Red avid Item Specifications Color Silver WeightRaceFace Narrow Wide Chainrings feature tooth profiling for chain retention and a blend of weight and durability suitable for XC, DH and everything in between. Non threaded bolt holes 7075 T6 aluminum, aerospace grade strength Compatible with 9, 10, 11 and 12 speed Stiff 4mm plate thickness and I beam construction transfer loads without flexing Reversible laser etched graphics Item Specifications Chainring BCD 104 Color Red Defined Color Red