Shimano xt m780 i spec direct attach cover2nd generation i spec b integrated mount top cover converters features these top covers convert standard xt sl m780 rapidfire pods to the i spec b mounting system enabling direct attachment to xt bl m785 brake leversplease note i spec b is not directly compatible with i spec a brake levers for that you will need httpwwwchainreactioncycles comshimano i spec b bolt nut unitrp prod141531a 2 year warranty is offered with all shimano products from c