Stopper Solid Rubber Bk 20 mm 16 mm 45lb ,Each

Details:

Stopper solid rubber bk 20 mm 16 mm 45lb^ rubber stopper, solid, color: black, contain a high percentage of pure rubber and weigh less than neoprene, resilient and pliable for a long time, low in free sulfur, without hardening, size: 2, top diameter: 20 mm, bottom diameter: 16 mm45lb