ABSOLUTE BLACK OVAL 104/4F 32T

Absoluteblack 1x 104 & 64bcd premium oval traction narrow-wide chainrings are designed for all cranksets using the 104bcd mounting interface. this is the most common mounting standard for shimano and other 4-arm cranksets.

Specifications:

Size (mass + / 1g):

64bcd: 26t (35g), 28t (42g)

30t 104bcd: 36g comes with special bolts and spacers

104bcd: 32t (41g), 34t (44g), 36t (53g)

Compatibility:

All cranksets with 4x 104bcd interface. this means shimano xt / zee / deore / slx / xtr, race face sixc, rf ride, rf chester, rf reply, fsa, e13 and many others. Compatible with 9, 10, 11 and 12spd eagle.

Material:

CNC machined 7075 txxx aluminium. durable construction. type ii anodizing

Chainline:

26 & 28t (64bcd) 46mm; 30t 48mm; 32t 48.5mm; 34 & 36t 50mm

Mounting holes:

4 x 104 mm bcd (for 32t ring, bolts must be at least 6mm long)

Ovality:

Optimized for each size separately. range: 10.2-14.4% and timing of 110.5-116.3° after top dead center (patent pending)