industrial chain roller chain 3 points 06b 4 points 08b 5 points fiberglass 6 points 12a 1 inch 16a 20a single and double row

general steel (general type-not suitable for agricultural machinery)(普钢（通款-不宜农机）) 40 manganese steel (reinforced/universal)(40锰钢（加强型/通用）)

2 points 04c-1 single row-160 knots/1 m(2分04C-1单排-160节/1米) 2 points 04c-2 double row-240 knots/1.5 m(2分04C-2双排-240节/1.5米) 3 points 06b-1 single row-160 knots/1.5 m(3分06B-1单排-160节/1.5米) 3 points 06b-2 double row-160 knots/1.5 m(3分06B-2双排-160节/1.5米) european standard 08a-1 single row-120 sections/1.5 m(欧标08A-1单排-120节/1.5米) european standard 08a-2 double row-120 sections/1.5 m(欧标08A-2双排-120节/1.5米) 4 points 08b-1 single row-120 knots/1.5 m(4分08B-1单排-120节/1.5米) 4 points 08b-2 double row-120 sections/1.5 m(4分08B-2双排-120节/1.5米) 5 points 10a-1 single row-96 knots/1.5 m(5分10A-1单排-96节/1.5米) 5 points 10a-2 double row-96 sections/1.5 m(5分10A-2双排-96节/1.5米) 6 points 12a-1 single row-80 knots/1.5 m(6分12A-1单排-80节/1.5米) 6 points 12a-2 double row-80 sections/1.5 m(6分12A-2双排-80节/1.5米) 1-inch 16a-1 single row-60 sections/1.5 m(1寸16A-1单排-60节/1.5米) 1-inch 16a-2 double row-60 sections/1.5 m(1寸16A-2双排-60节/1.5米) 1.2-inch 20a-1 single row-48 sections/1.5 m(1.2寸20A-1单排-48节/1.5米) 1.2-inch 20a-2 double row-48 sections/1.5 m(1.2寸20A-2双排-48节/1.5米) 1.5-inch 24a-1 single row-40 sections/1.5 m(1.5寸24A-1单排-40节/1.5米) 1.5-inch 24a-2 double row-40 sections/1.5 m(1.5寸24A-2双排-40节/1.5米)