410 A 36 tooth Sprocket, 1/2" x 1/8" machined to fit the 44mm Six hole bolt pattern that is used on some bicycle disc Brakes.
The Six hole pattern is 44mm or 1.7325" from one hole across to the other hole or about .87" from hole to hole. The ID of the sprocket is 1.30".
Can be used with 410 Chain 1/2" x 1/8" - single speed applications. You also could use this with 415 Chain 1/2" x 3/16".
Used to motorized bicycles, trikes and scooters with a electric motor or gas engine.
NOTE: The Disc Brake Rotors are NOT included and are just shown for a reference.
The larger round rotor is about 6.25" wide and has ST 103 stamped on it, NOT included shown for reference only.
The smaller rotor is about 5.5" wide and has 140 stamped on it, NOT included shown for reference only.