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The perfect teeth design results in a perfect synchronization between shifting and chain movement. The six larger sprockets are divided in triplets, which are mounted on special frames to increase rigidity.
Every sprocket tooth is designed and placed to perform a specific function, such as raising or lowering the chain of giving maximum power transmission to the wheel.
The delivery options available for shipping this product along with the contents of your basket to USA are:
We will happily refund any item purchased on Wiggle if returned to us within 365 days; excluding Wiggle gift vouchers, nutrition and customised products, except when faulty.
Please note: Bikes and other bulky items cannot be returned using our local returns service (where applicable). Please contact us and we can arrange to collect these from you using our discounted courier rates. There is a fee for all collections, except for faulty products.Returned goods must be unused and supplied with their original packaging, unless the goods are faulty. Wiggle will pay the return postage costs for any faulty items.