Notubes core remover driven by customer demand the notubes core remover was born easily fits between the spokes to remove the valve core for addition of sealant without dismounting your tyre can be used to remove the valve core from any schrader valve or from our removable core presta valves use in conjunction with our sealant injector or 2 ounce refill bottle high quality tool is fully cnc8242d from 6061 aluminum red anodized and features a laser etched logo only 105g