Attributes . 200-2 Chain; 45 Teeth; 2 Rows of Teeth; No Hardened Teeth; 37.252" Outside Dia; 35.84" Pitch Dia; C-Hub Both Sides; Rough Bore Mount; 2-1/2" Chain Pitch; ANSI Roller Chain Type; No Keyway; Steel Material; 7" Max Bore . Names