supply of break clip right and left heavy duty and other bicycle parts as per alimco specification supply of break clip right and left heavy duty and other bicycle parts as per alimco specification , rickshaw brake chimiti front ( without patti ) for front wheel 2.8 mm thick ( as per alimco specification ) , bicycle bottom & top head ball race 1 / 8 ( set of two ) 16 g.b.c.p. as per is:2973 ( as per alimco specification ) , bicycle crown ball racer 1 / 8 ( set of three ) hardness 50-60 hrc as per is:2973 ( as per alimco specification ) , bicycle top head screw racer 1 / 8 hardness 50-60 hrc thick 6.3min bcp as per is:2973 ( as per alimco specification ) , bicycle head lock nut ( check nut ) full thread heavy duty k.w.type thick 12.5 mm min b.c.p. ( as per alimco specification ) , break clip ( rt. & lt. ) heavy duty rickshaw 2.8mm thick with slotted head hex screw ( as per alimco specification ) , upper