9 27 Speed Mountain Bike Sprocket Chainring 104BCD 22/32/44T 170mm Bicycle Crank Chain Wheel Bottom Bracket Set 

The chainring is: 27-speed hollow integrated chainring for mountain bikes 

27-speed chainring, the number of teeth: 22-32-44 teeth 

The weight of the 27-speed chainring is about 1.087 kg 

27-speed gear plate bottom axis: compatible with 68-73 bottom bracket 

27-speed chainring crank: 170mm 

27 Sprocket material: Steel 

The crank leg is: aluminum alloy 

The feature is that each tooth can be disassembled 

BCD hole pitch 104mm