Craftsman Lawn Mower Bail Control Bar 747-06307-0637 Genuine OEM Replacement Fits Craftsman MTD. This is a Genuine OEM Craftsman part. This bail control bar (part number 747-06307-0637) is for lawn mowers. Bail control bar 747-06307-0637 lets you start the engine when you pull the bail control bar against the handle, and kills the engine when yo... - Craftsman Lawn Mower Bail Control Bar 747-06307-0637 Genuine OEM Replacement Fits Craftsman MTD.