Specifications:
Size: 700c*23mm clincher/road
Model name：Model: YS-RM38C
Finish: 3k matte or glossy finish;
Drills: 20holes for front and 24holes for rear rim.
Rim depth: 38mm
Material: Full carbon fiber
Rim weight: 423±15g/pc
Tire bead inside to inside: 13mm
Brake surface: 3k finish
Brake track width: 23mm
Brake track area top to bottom: 15.66mm
Effective brake track area top to bottom: 12.16mm
Max recommended rider weight: 105kg
Max recommended spoke tension: 250kgf
Max recommended tyre pressure：130psi
Rim ERD: 569mm
Nipple system: AC18 alloy external nipple(black/red colors available)
Spoke holes: Front: 20; Rear: 24
Rim roundness alignment: ≤0.4mm
Rim vertical alignment: ≤0.3mm
Rim center alignment: ≤0.5mm
Recommended for usage: Amateur/ daily use/ training
site: http://www.shop-yishunbike.com/ys-rm38c-yishunbike-38mm-full-carbon-clincher-rims