The Arch EX is lighter, wider and tougher than the original Arch rim! Once again, Bead Socket Technology construction provides superior tubeless compatibility. The internal arch design provides durability and stiffness, two assets especially important for heavier riders. Although lightweight, the Arch EX can handle aggressive trail riding. Quite possibly the best rim for any situation. Inspire confidence in your ride with the ZTR Arch EX.

Features:

• For trail and all mountain use
• Our most versatile rim design
• Bead Socket Technology (BST) for superior tubeless performance
• Lightweight rim profile with reinforced internal arch
• 24.6mm rim width increases tire volume for more control and less rolling resistance
• Compatible with standard tires when used with or without tubes

Specifications:

Rim Internal Width: 21.0mm        
Rim External Width: 24.6mm
ETRTO: 584 x 21 (27.5”)     
ISO: 29.3mm
Rim Depth: 15.8mm        
Hole Count: 28-hole
Valve: 35mm Presta
Max Spoke Tension: 125kgf (1225N)
Material: 6061 Aluminum Alloy
Brakes: Disc only           
Max Pressure with 1.50" Tire: 50psi
Max Pressure with 2.00" Tire: 40psi
Max Pressure with 2.30" Tire: 38psi
ERD: 566mm  
Rim Weight: 420g