DetailsThe Synthesis E-Bike - 27.5 Boost Shimano is a mountain bike tuned carbon wheel system designed specifically for e-bikes. With front and rear specific wheels tuned and optimized to meet the performance requirements and loads of mountain bike riding, this wheel system is ideal for enhancing your riding experience.The compliant tuned front wheel improves handling and provides maximum grip and control in turns. On the other hand, the stiff tuned rear wheel supports peak loads and enhances stability and tracking at higher speeds.Specs- Engagement: 17º six pawls- ETRTO: 622mm (29)- Hub: Crankbrothers Synthesis standard- Inner Rim Width: Front 31.5mm, Rear 31.5mm- Outer Rim Width: Front 38.7mm, Rear 39.5mm- Rim Height: 18.75mm- Spoke Count: Front 32, Rear 32- Spoke Type: Not specified- Warranty: Lifetime (rim only)Please note that the product does not include any specific frame sizes or frame numbers. Experience the top-notch performance and durability offered by the Synthesis E-Bike - 27.5 Boost Shimano mountain bike wheel system from Crankbrothers. Shop now and take your e-biking adventures to new heights.