China OEM Simplex Short Pitch Precision Roller Chain 56b near me factory

Product Description Solution Description1. Standard  :  ISO /DIN /ANSI two. Model       : 25-1 35-1 forty-1 fifty-1 sixty-1 80-1 100-1 120-1 140-1 one hundred sixty-1 180-1 two hundred-1 240-1                         04B-1 05B-1 06B-1 08B-1 10B-1 12B-1 16B-1 20B-1...