Stone Bike Oval Chainring 120BCD 36t 38T 40T 42T 44 46T 48T Road MTB Bike Chainwheel Tooth Plate for Sram XX X9 120 bcd

Stone Bike Oval Chainring 120BCD 36t 38T 40T 42T 44 46T 48T Road MTB Bike Chainwheel Tooth Plate for Sram XX X9 120 bcd

Product Name: STONE 120BCD OVAL Chainring

Material: Aluminum 7075-T651, from Aleris USA
Color: black, anodized
Size: 120BCD

Fit for Sram X9-2X10,XX,Part of Race-Face Crank

Thickness:4MM
Speed: 9-10-11 speed

Hardness: 150HB
Process pricision: 0.03mm

Package Content:
1 x bike Chainring, 4 bolts

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.

Most Stone chainrings produce by order, it need several days to produce. Hope you would understand 3-5days prepare time.

Tooth Max diameter(mm) Weight(g)
36 T , 158 mm , 48 g
38 T , 169 mm , 55 g
40 T , 178 mm , 62 g
42 T , 186 mm , 70 g
44 T , 194 mm , 80 g
46 T , 202 mm , 89 g
48 T , 210 mm , 90 g