Check the listing for details. Enduro Maxhit Bottom Bracket, BSA. Color: Gray, Condition: New. Listed at 189.00 USD. Machined entirely from 440C stainless steel and guaranteed for life . Maxhit BB bearings include proprietary double-lip labyrinth seals and extra high pressure Enduro grease to ensure a lifetime of trouble-free, heavy duty performance . Bearings are designed to thread directly into your bicycles bottom bracket shell, eliminating the need for the aluminum cups that are traditionally used to carry the bearings . This unique design frees-up space for much larger balls that more than double the load capacity compared to standard BB bearings . The kit includes a full selection seals and spacers to ensure proper installation in any BSA threaded bikeItem Specifications: Shell, BSA, Color, Silver, Model Name, Maxhit BSA, Spindle Interface, 24mm, Shell ID, 33.6mmx24tpi, Width, 68/73mm,.