Fire eye talon 318 stemthe fire eye range of productsare all a fine work of craftsmanship and the talon 318 alloy stem is no exception cnc machined from 3d cold forged 6061 t6 aluminium features material aluminum 6061 t6 angle 0 degrees bar bore 31 8mm steerer 1 18 extension 40mm or 50mm stack height 30mm manufacturing process full cnc machined weight 160g 40mmbuyfire eye componentsfrom chain reaction cycles the worlds largest online bike store