Plain bearing spares for esp,m 12 x 40 mm ht hex hd screw and nut gr10.9,ht bolts and nuts with 2 nos washer each size m12 x 50 gr.10.9,bolt with heavy hex nut and washer hex. head. size m16x50 make unbrako bolt grade 10.9 nut grade 10ht and 600mw,hex hd ht bolt with nut and washer m 16x75,ht hex hd. bolt with nut and washer m 16 x 100,bolt with heavy hex nut and washer hex. head. size m20x120 make unbrako bolt grade 10.9 nut grade 10 ht and 600mw