Shimano 105 Di2 R7170 Right Rear Hydraulic Rear Disc BrakeThe Shimano 105 Di2 R7170 right rear hydraulic disc brake consists of the brake caliper + lever.Characteristics of the clamp:- Use: Road- The additional 10% pad spacing reduces the possibility of brake disc friction- Simple purging process- Weight: 123 g- Brake type: Hydraulic disc brake- Clamp fixing bolt: Anti-loosening method- Clamp fixing bolt:_Tool size 4 mm- Pistons: 2Technology:- Ice Technologies: Overheating, which can occur in the disc and pad when braking on long descents, has a negative impact on braking performance. Shimano has adopted the disc and pad to achieve a cooling technology that provides consistent performance. The coated disc blade, with a 3-layer sandwich structure of …Price from £200.49 up to £244.33 Compare prices and buy Shimano 105 Di2 R7170 Right Rear Hydraulic Rear Disc Brake Bikeinn (United Kingdom) →£200.00Amazon.co.uk (United Kingdom) →£236.00Deporvillage.co.uk (United Kingdom) →£244.00Compare prices3→