Our superior 08B K1 attachment connecting link is designed explicitly for metric 12
This 3B110SK sheave features three grooves
which insures proper contact between the #140 roller chain and sprocket thus preventing premature wear or breakage
While the phosphate coated and then painted finish adds corrosion resistance to the AK114 pulley
It uses a solid bushing solid roller (SBR) design to ensure you are getting the best wear life out of this chain
BK130 Pulley 1-7/16" Bore 100B18 Sprockets Our superior 08B K1 attachmentThis BK130 Pulley 1 7 16" bore is directly interchangeable with other manufacturers, is 12. 75" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. It works with belt sizes A, 4L, B, 5L, AX, BX, AA, and BB. What separates this BK130 pulley from the others is that it is made using a high grade 35 cast iron, is phosphate coated, painted, and balanced at the factory. Using the grade 35 cast iron offers a higher