MTM Hydro's replacement swivels for reels are specific to the size of the reel core. This particular swivel is only suitable for 50' and 100' lengths and is intended for cold water applications.

This swivel has a 1/2" male NPT thread to install into the core of the MTM Hydro hose reel and a 3/8" female NPT thread to accept the Kobraket hose.