Aruvia 21 Speed Cycle Gear Set of 12 Bicycle Accessories Complete Multi-Speed Conversion Kit of 12 Cycle Components 21-Speed Gear Kit for Bicycle

Description

⚡ Shift into the future with every ride!

The Aruvia 21 Speed Cycle Gear Set is a comprehensive 12-piece kit designed to convert most single-speed bicycles (24T to 29T) into efficient 21-speed bikes. Featuring high-quality, durable components like cotterless chainwheel and friction-free cables, it offers smooth gear shifting and easy installation without extra parts or professional help—perfect for upgrades or repairs.