The Crankbrothers Synthesis E-Bike - 29 Boost Shimano is a mountain bike tuned carbon wheel system specifically designed for e-bikes. With front and rear specific wheels, these wheels are optimized to meet the performance demands and loads of mountain bike riding.The front wheel is compliant tuned, improving handling and providing maximum grip and control in turns. On the other hand, the rear wheel is stiff tuned, supporting peak loads and enhancing stability and tracking at higher speeds.This wheel system features an engagement of 17º with six pawls and has an ETRTO of 622mm (29). The hub is from Crankbrothers Synthesis standard, and the inner rim width for both the front and rear wheels is 31.5mm. The outer rim width is 38.7mm for the front wheel and 39.5mm for the rear wheel. The rim height is 18.75mm.Both the front and rear wheels have a spoke count of 32 and feature a spoke type, ensuring durability and reliability. The warranty for the rim is lifetime.Experience an enhanced riding experience with the Crankbrothers Synthesis E-Bike - 29 Boost Shimano mountain bike wheel system.