L150U Insert | L150U Coupling Insert - L150U Spider (Urethane) Single Strand Coated Roller Chain This 40BS19 sprocket featured a

This 40BS19 sprocket featured a 1" finished bore with a key-way and two set screws

and our L100 coupling halves with a 25mm bore and key are no exception

AL466 Leaf Chain is manufactured to ANSI (American) standards and is apart of the AL Series of leaf chains

SSUCTPFL205 bearings are found in a broad range of applications such as

L150U Insert | L150U Coupling Insert - L150U Spider (Urethane) Single Strand Coated Roller Chain This 40BS19 sprocket featured aL150U insert is a Urethane jaw coupling insert with good flexibility and medium soft torsional stiffness. L150U inserts are also called L150U spiders and are used within L150 coupling hubs. The insert is the critical component allowing flexibility and is placed between the jaw hubs, preventing metal on metal contact. More specifically, the L150U coupling insert is made from high quality Urethane, which is a polyurethane material that is orange in