Bicycle multi-speed chain
Model No.:X51
21-24 speed index system;
Very good quality and low price;

Bicycle multi-speed  chain(21-24 speed index system)
Model No.:X51

1/2" x 3/32" Narrow

PIN LENGTH:7.1MM

TENSILE STRENGTH:920KGF

PIN POWER:110KGF

BUSHING POWER:NII

COLOR(outer/inner):SILVER/BLUE(half-silver,half-gold,gold are available by request)

SPEEDS OF SPROCKET:8

COMPATIBLE BIKES:21-24 SPEED INDEX SYSTEM

Update Date:2011-12-27 03:57:00