absoluteBLACK Round Chainring 4x110BCD Shimano Asym 52T - Black Model=Bosch X-Sync 2 Eagle Direct Mount Chainring And a surprise stick is

And a surprise stick is no match for the Magic Wheel as the debris-resistant lower pulley keeps the chain moving at all times

Backing Plate Material Steel Compound Organic Pad Shape Number 37

Barend size 2 finger 35mm rubberized and ergonomic shape with flexible wing

Brake lever integration made possible with MatchMaker™ compatible mounting style

absoluteBLACK Round Chainring 4x110BCD Shimano Asym 52T - Black Model=Bosch X-Sync 2 Eagle Direct Mount Chainring And a surprise stick isRound chainrings for all Shimano 4x110BCD cranks Features (6) up shifting ramps (outer ring) and (12) down shifting points (outer ring) Compatibility: Shimano Dura Ace 9000, Ultegra 6800, Shimano 105 5800, Tiagra 4700 Designed in UK, manufactured in Poland Model Shimano Asym Ring Type Outer Speed 10 11 12sp Mount 4x110mm Teeth 52 Oval Round Round Color Black Size 52T