Sputnic forged steel spokes brass nipplesthese spokes and nipples from sputnic come in a pack of 50 and are lightweight weighing only 213g for 36 spokes and nipples the spokes are made of forged steel and the 16mm nipples are made of brass featuresspokes material forged steelnipples material brass nipples size 16mm pack of 50weight 213g 36 spokes and nipplesbuy sputnic wheels tyres from chain reaction cycles the worlds largest online bike store