Ryde ZAC 421 Bicycle Rim 28" 36H Aluminum - Black

The ZAC 421 rim offers an improved construction compared to the ZAC 2000, with a design specifically developed for modern tire widths.
This rim is suitable for various types of bicycles, including e-bikes (up to 45 km/h and 25 km/h), mountain bikes (MTB), ATB bikes, city bikes, touring bikes, gravel bikes, and racing bikes.
The double-walled design provides extra strength and stability, while the pin connection contributes to durability and resistance to damage.
The rim is tube-compatible and has a crotchet hook for secure tire attachment.

The ZAC 421 is designed for rim brakes and complies with the etrto standard, ensuring a perfect fit and optimum performance.
With a diameter of 622 mm, the rim weighs 626 g (rim brake) and 649 g (disc brake), providing an ideal balance between strength and weight.
The Effective Rim Diameter (ERD) is 595 mm, and the rim has 32/36 spoke holes, which contributes to the robustness of the wheel.
The valve hole has a diameter of 6.5 mm, suitable for standard valves.
The ZAC 421 supports tires from 35-64 mm wide, making it suitable for a wide range of applications.

The rim is made of CNC-machined aluminum, which ensures precision and a high finish.
The powder coating provides protection against scratches, wear and weather influences.
The spoke hole diameter is 4.5 mm at the nipple bed and 8.5 mm at the tire bed, which contributes to the strength of the wheel construction.
The maximum spoke tension is 1200 N, and the rim has a zig zag of 0.6 mm, which further increases stability.
Available in black, the ZAC 421 offers a modern look that fits well with various bicycle designs.
The rim meets the ISO standard for axle load and is suitable for an axle load of 90 kg.

- Suitable for an axle load of 90 kg.
- Specially developed for modern tire widths.

Specifications:
Brand: Ryde
Model: Zac 321
Type: Bicycle rim
Shape: Double wall
Conection: Pin
Tire use: Tube
Hook type: Quarter nut
Brake type: Rim brake
Etrto: 28-622
Rim brake weight: 626 gr
Disc brake weight: 649 gr
ERD (MM)(ZO,DE+1MM): 595
Mechanical treatment: Cnc
Surface treatment: powder coated
Spoke holes: 32/36
Dia. spoke hole nipple bed: 4.5 mm
Dia. spoke hole tire bed: 8.5 mm
Angle wheel/axis: 0°/0°
Zig-zag 0.6 mm
Dfl, Fl, Se, De, Ring: Zo
VALVE HOLE Ø: 6.5 mm
Max. spoke tension: 1200N
Tire width: 35-64 mm
Axle load: 90Kg
Colour: Black