Genuine LiftMaster K80-36545 oil plug cap kit for the CSW24U and CSW24UL commercial swing gate operators.
Fitment: LiftMaster CSW24U and CSW24UL. The pre-UL325 CSW24VDC uses K80-36782 and K80-36783 instead.
The cap seals the gear reducer fill point. Replace when the cap is cracked, the seal has hardened or oil is weeping from the plug.