Check the listing for details. UniSport Concept 2 Rowing Machine Chain Oil - 8 Oz - Premium Formula. Condition: New. Listed at 14.99 USD. BIGGEST BANG FOR YOUR BUCK: Not only do you get a premium formula to use on your rowing machine but you get immense value with our 8 ounce bottle. COMPATIBLE WITH MANY MAKES AND MODELS: Compatible with an array of makes and models, including Concept2 (TM) / Concept 2 Models A, B, C, D and E, Sunny Health (TM) SF-RW5515, Stamina ATS (TM), Merax (TM) and other chain-based rowing machines PROTECT YOUR INVESTMENT: Home exercise equipment represent a major investment in your house hold. This Row Machine Chain Oil is crucial to the longevity of your expensive equipment. By properly lubricating the chain, you can significantly increase the life of your machine, getting every penny rowed out of it! Please note: This is an aftermarket product (produced by UniSport). We have no affiliation with or endorsement from any of the manufacturers mentioned EASY MAINTENANCE: Just follow the instructions on the bottle and with weekly application you will keep your rowing machine at its absolute best!