Craftsman Snowblower Handle Support Tube 749-05616-0691 Genuine OEM Replacement Fits Craftsman MTD. This is a Genuine OEM Craftsman part. Basic informationPart name: Snowblower handle support tubeManufacturer: MTDCategory: Snowblower frame and support componentsPrimary function: Provides structural support for the handle assembly to maintain stabil... - Craftsman Snowblower Handle Support Tube 749-05616-0691 Genuine OEM Replacement Fits Craftsman MTD.