Our company is major in producing bicycles, such as: MTB, BMX, FREESTYLE and so on. We can also provide some bicycle parts.
About this product, we can provide the information below:
Steel, 1/2\"*3/32\"*28T*38T*48T*165mmL, round hole, with steel chain cover,
3 cranksets fixed by screw(not rivet), CP(crankset/crank/chain cover).