Square head bolts (M8 x 12 mm) equipment: hh35s, HH75 W, hh805, hh905, HP200, hp200tw, HP30, HS700WN, HS70WN, hs30s, HS30TP, hp910ls, hp910lsw inperiarusuta-haihattosutando, single pedals, Twin Pedals, suneasutando, tore-ningupaddosutando, supa-buraketto and used in the United States.