Some option is chainring only, no crank
Some option is crank only, no chainring
Some option include chainring and crank. and please tell us the color you need
Fit chain: 1/2''-1/8'' single speed chain, and 1/3/6/7/8 speed.
Not fit 9,10,11,12 speed
Features:
chain ring Material: AL7075
BCD: 130mm
Fit for: single-speed, most folding bike, BYA 412 P8, P18 folding bike, BMX single-speed crankset
chain ring Color: black, red, gold, silver
chain ring tooth: 45T, 47T, 53T, 56T, 58T
Usually 14 inch bike use 45T 47T,
16 inch bike use 53T,
20 inch use 56T.
Specification:
45T, 80g, diameter 195mm
47T, 85g, diameter 205mm
53T, 110g, diameter 225m
56T, 120g, diameter 235mm
58T, 135g, diameter 245mm
Crank material: AL6061
Crank color: black, silver, red
Crank length: 170mm
Crank weight: 525g(with 5 sets bolts)
Package: If you buy chain ring, then get chain ring. If you buy crank, then get crank. If you buy both chainring and crank, you will get both.
130BCD for floding bike
Specifications
5 bolts for free in crank package
(no free bolts if only buy chainring)
Tooth suggestion upon your bike inch size
Usually 14 inch bike use 45T 47T,
16 inch bike use 53T,
20 inch use 56T.