BlackStar H50BS36 1 1/4 K2S - 50 Pitch Finished Bore Sprocket - 36 Tooth - 1-1/4" Bore LK "price":"5814

"price":"5814

The 18/D420 has a 1-1/4" width

What does the AT10US in 12AT10/780US mean

Belt Section 5V Sub-Type Banded Width 5/8" Thickness 17/32" Length 170 in Number of Bands 10 Material Neoprene Reinforcement Polyester Cord Color Black Performance Premium Temperature Range -30°F to 185°F

150-S8M-824 has a 8 mm tooth pitch

BlackStar H50BS36 1 1/4 K2S - 50 Pitch Finished Bore Sprocket - 36 Tooth - 1-1/4" Bore LK "price":"5814The BlackStar H50BS36 1 1 4 K2S is a 50 pitch Finished Bore roller chain sprocket with 36 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 1 4" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number H50BS36 1 1 4 K2S Chain Pitch 50 Number of Teeth 36 Bore