GRA21RM RIM BRAKE 32 HOLE ( 700C, 650B, 26" & 20")
Rim brakes are not going anywhere. Simple, timeless, and still one of the cleanest-looking setups out there. The ROLLCii GRA21RM rim brake aluminum rim is made for riders who appreciate that classic riding feel while still wanting modern versatility.
Whether you're building up a 700c gravel bike, a 650b adventure setup, bringing an old 26-inch MTB back to life, or putting together a stylish 20-inch mini velo, the GRA21RM fits naturally into all kinds of projects.
Designed for gravel riding and light touring, the GRA21RM keeps a traditional rim profile with a polished finish and clean anodized surface for that understated alloy rim look. Strong, dependable, and easy to live with, it's built for long rides, daily miles, and everything in between.
Specification
- Rim Height: 25mm
- External Width: 26mm
- Internal Width: 21mm
- ERD: 700C(29"):582.5, 650B(27.5"):544.5, 26":519.5, 20"(406):366.5
- Optimal Tire Width: 28-42mm ( 25~54mm also works)
- Tire Type: Clincher/ Tubeless
- Valve Length: Presta 32-40mm
- Weight: 700C(29"):510g, 650B(27.5"):480g, 26":462g, 20"(406):338g
Rims are sold in pairs only (minimum purchase: 2 pcs per order). You may mix different models, sizes, and spoke hole counts to meet the minimum quantity. If an order contains only 1 pc of a rim, we regret that we will be unable to process the order and it will be cancelled.




