Material:Aerospace high stiffness Aluminum 7075-T651 from Aleris USA
Offset:3mm offset,BOOST 148mm frame is recommended
Color: anodized black /red/silver
Speed: 9/10/11/12 Speed,compatible for sram mtb 12s and shimano mtb 12s
Fit :for sram XX1/ XX1 Eagle/X01/X01 Eagle/GX/ GX Eagle/X1-1400,GX-1400,S-2100/X0/X9/X7/S2210/S1400(GXP24mm axis and Long axis BB30)
Thickness:7MM
Hardness:HB150
Chainline:52mm
Processing precision: 0.03mm
Tooth: 28-40T
NOTICE: 12 speed chain connector is a must if your chain is shimano 12 speed, otherwise the 12 speed chain can not work with this chainring.
Weight,Max diameter
28T 55g,121.5mm
30T 62g,130mm
32T 70g, 138mm
34T 77g, 146mm
36T 82g,154mm
38T 88g,162mm
40T 94g,170mm
Package Contents:
1 x Chainring
Features:
Stone workshop new design narrow wide wolf tooth, enhanced anti chain drop, enhanced self clean from soil dirty and less noise.
Advantages:
1 Material: High strength Aluminum 7075-T651, supplied by USA company Aleris who is supplier to aircraft make Airbus, Boeing and Bombardier. Offer best stiffness and endurance.
2 High precision CNC processing. Working accuracy 0.03mm. Ensure offers you the best riding component.