Mostly the title, if possible, please do tell me how long it will last, how will it feel and how much will it cost? Also, I don't need lube for the core, do I?
Also consider this: This combination of Maru Lube and the RS3M 2021 is an upgrade to a non-magnetic cube lubed with treadmill lube.
Links: https://www.cubelelo.com/products/maru-lube-10ml-cube-lubricant-pack?_pos=5&_sid=43cfc0d99&_ss=r...