I am new here and found here for vendors, so hope you can have a look on our products.

Xiamen Boostbicycle 2015 new carbon fat bike rim

Size:27.5er
Type: Clincher Hookless
Material: Toray T700 full carbon
External width: 50mm
Internal width: 45mm
Rim depth: 25mm
ERD: 555.6
BSD: 584
Weave: 3K/UD
Spoke hole: 28/32/36/64
Weight: 470±15g (XC)
Brake system: Disc brake
Assembly Hole Dia.: 7.5mm
Valve Hole Dia.: 6.5mm

This rim is our brand new product, it has not posted in the website.
If you want lighter, we can satisfy you. Any problem, welcome to contact me via: zoe@boostbiciycle.com
Thanks!