Andeshunk 38T Black Mountain Bike 170mm Square Crankset with 38T Aluminum Alloy MTB Bicycle Crank Narrow Wide CNC Round Chainring Bolts Fit for Road Bike Cycling Crank

• Crank:104 BCD ultralight mountain bike crank, only can be used on Single speed chainring.
• Crank Arm Length: 170mm, Crank weight: 550g, Crank related holes distance: 74mm.
• Chainring:Snail single speed narrow wide teeth chainring, 104BCD, 32/34/36/38T.
• Chainring thickness 4mm (Narrow teeth: 1.9mm, Wide teeth: 3.7mm), Weight: about 45g.
• Note:These crank and chainring are only suitable for single speed. Can not be used on other speed. If you have any problem before or after purchase, feel free to contact us.

Fit for road bike and mountain bike, Aluminum alloy material, light weight, elegant, eye-catching shape, high axial strength and strong compatibility, chromium molybdenum steel to enhance hardness and rigidity. The Crank is compatible with single speed chainring, not only high compatibility, but also ultralight, and with high strength axle. The Narrow wide chainring will grip the chain perfectly, prevent chain drops, and they both are made of aluminium alloy, CNC machining. Crank: Crank Arm Length: 170mm Material: Aluminium alloy Compatible: 104mm BCD Single chainring Weight: about 550g (Right & Left) Chainring: Size: 32/34/36/38T Material: Aluminium alloy Thickness: 4mm Please make sure your crank BCD specification is 104mm BCD before purchasing. Note: 1.Due to the problem of taking pictures, the products may look slightly different in colour, please refer to the actual object received. 2.If you have any questions, please feel free to contact us, We will respond to you within 24 hours. Have a good shopping!