The Hope Oval Retainer Ring uses a narrow/wide design to grip onto the chain and stop it from dismounting when riding over harsh and uneven terrain, which theoretically means you can ditch your chain guide for this simple and clean looking system. The Oval Retainer Ring is designed to work with 9,10 and 11 speed set-ups and it provides a quieter drivetrain with less drag. The ring has a 12% ovality and 113 degree clocking, this shape helps you to produce a more efficient pedal stroke by narrowing the diameter of the weakest point and widening the diameter to the strongest point. The CNC machined 7075-T6 aluminium construction provides the perfect blend of light weight and strength whilst the hard anodised finish makes it ultra durable.CNC machined 7075-T6 aluminiumCompatible with 9spd, 10spd and 11spd set-ups12% Ovality113 Degree clockingHard anodised finish
The Retainer Ring is Hope's version of the newly sort after Narrow/Wide chainrings and my my, Hope certainly know how to craft a bit of aluminium into a work of art don't they! The Retainer Ring is designed to grip onto the chain which stops it from dismounting when riding over harsh and uneven terrain which theoretically means you can ditch your chain device for this simple and clean looking system. The Retainer Ring is designed to work with 9,10 and 11 speed chains and it provides an almost quiet drivetrain with less drag when paired with a derailleur which has a clutch built into it.
Hope have developed this chainring specifically for use with their new cranks. The chainring mounts directly to the crank's axle and does away with the need of a spider which means you save a whole heap of weight. The chainring features Hope's thick/thin tooth retainer system to keep your chain on and your drive nice an quiet and is constructed from CNC Machined 7075-T6 Aluminium.
The Hope Spiderless Retainer Ring Boost is designed specifically for their new cranks and uses a narrow/wide design to grip onto the chain and stop it from dismounting when riding over harsh and uneven terrain, which theoretically means you can ditch your chain guide for this simple and clean looking system. It mounts directly to the crank's axle and does away with the need of a spider which means you save a whole heap of weight. The Retainer Ring is designed to work with 9,10 and 11 speed set-ups and it provides a quieter drivetrain with less drag. The ring is constructed of CNC machined 7075-T6 aluminium providing the perfect blend of light weight and strength whilst the hard anodised finish makes it ultra durable.Designed specifically for Hope ChainsetsCNC Machined 7075-T6 AluminiumCompatible with 9spd, 10spd and 11spd Set-UpsHard anodised finish
The Hope Retainer Ring uses a narrow/wide design to grip onto the chain and stop it from dismounting when riding over harsh and uneven terrain, which theoretically means you can ditch your chain guide for this simple and clean looking system. The Retainer Ring is designed to work with 9,10 and 11 speed set-ups and it provides a quieter drivetrain with less drag. The ring is constructed of CNC machined 7075-T6 aluminium providing the perfect blend of light weight and strength whilst the hard anodised finish makes it ultra durable. This model is compatible with 96 BCD 4 bolt crank set-ups.CNC Machined 7075-T6 AluminiumCompatible with 9spd, 10spd and 11spd Set-UpsCompatible with 96 BCD 4 Bolt Crank Set-UpsHard Anodised FinishApprox. Weight: From 41g
The Hope Retainer Ring uses a narrow/wide design to grip onto the chain and stop it from dismounting when riding over harsh and uneven terrain, which theoretically means you can ditch your chain guide for this simple and clean looking system. The Retainer Ring is designed to work with 9,10 and 11 speed set-ups and it provides a quieter drivetrain with less drag. The ring is constructed of CNC machined 7075-T6 aluminium providing the perfect blend of light weight and strength whilst the hard anodised finish makes it ultra durable. This model is compatible with 96 BCD 4 bolt crank set-ups.CNC Machined 7075-T6 AluminiumCompatible with 9spd, 10spd and 11spd Set-UpsCompatible with 96 BCD 4 Bolt Crank Set-UpsHard Anodised FinishApprox. Weight: From 41g
Genuine Hope bottom bracket replacement bearings.
Hope Oval Retainer MTB Chain RingHope's Oval Retainer Ring helps to smooth out your pedalling action and make those extended climbs to the top of the trails less painful. Also, when you're on the way back down again, you'll enjoy excellent chain retention thanks to its narrow/wide tooth profile. When used along with a clutch style rear mech, you don't need a chainguide, so overall weight is reduced and your drivetrain runs quieter and with less drag.The Oval Retainer chainring is CNC machined from 7075-T6 aluminium and provides the perfect blend of low weight and strength. It's compatible with 9, 10, and 11-Speed set ups and has a hard anodised finish, which makes it ultra durable.Features: Material: CNC machined 7075-T6 Aluminium Bolt Circle (BCD): 104mm 4 bolt pattern 12% Ovality and 113 degree clocking Narrow/wide tooth profile means no need to run a chain device Designed to work with conventional 9, 10 or 11-Speed set ups Weight: From 41g (32T)Buy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.