【No outer holes】
Material：carbon/3K
Profile：38mm/50mm
F/20H+R/24H，Tubeless
Brake track：3K
Width：23mm
Weight： 510 ±15g /550 ±15g
Product patent number：
ZL 2008 2 0008860.X
ZL 2009 2 0002876.4
ZL 2009 2 0002874.5
ZL 2009 2 0179309.6
ZL 2011 2 0055367.5
ZL 2011 2 0038810.8
ZL 2011 2 0073428.0
M 358068
M 371079
M 412883
M 440897
700C Tubeless Clincher Rim MR38CXN+/MR50CXN+