Size 2 - Neoprene Stopper w/ Hole - 20mm tapering to 16mm
Green neoprene rubber stoppers have better aging characteristics than those of natural black rubber bottle stoppers and are resistant to oils, solvents, ozones and many hydrocarbons. The serviceable temperature range is from -40°F to +212°F. Neoprene rubber stoppers with 4mm hole to fit 1/4" swivel, 1" long.
Ratings & Reviews
get one in every size
by ryan w -
i bought one of every size. helps out a lot and they fit many dif sized tube