• Improve your bike's performance with the Shimano Acera Rd-t3000 9spd rear derailleur. With a top normal spring type and a max cog of 34T, the derailleur provides smooth and efficient shifting, while the total capacity of 45T and max front difference of 22T allow for a wide range of gear options. Upgrade your ride today.

• Spring type: Top Normal
• Min cog: 11T
• Max cog: 34T
• Total capacity: 45T
• Max front difference: 22T

Every Day Free Shipping: Joe Mamma offers free shipping on all Canadian orders over $200 excluding complete bicycles and trainers. Customers are also welcome to pick up their orders in store at no charge, you can opt to do so at checkout (please await your order completion notice before coming to pick up your order). 

Shipping Policy: Orders will be shipped as soon as possible, customers will be notified if any delay should occur. If one part of your order is unavailable at time of order, your order may be fulfilled with multiple packages. Shipping charges are non-refundable. International clients please note that customs or brokerage fees are the sole responsibility of the purchaser.

Joe Mamma Cycles ships to both Canada & the USA! We use Canada Post, UPS & Fedex to get you the best price & use recycled packaging to reduce our environmental impact.