KPM Plasto Rubber Co offers Quad / X-Rings for Hydraulic/Pneumatic Seal. KPM Plasto Rubber Co is an ISO 9001:2008 awarded company. KPM Plasto Rubber Co offers various types of aluminum & backlit bonded butterfly valve seats, bellows, bushes, casing rubbers, cup seals, cushioning balls. Quad / X-Rings for Hydraulic/Pneumatic Seal is applicable in various sectors like-pumps & motors, aviation, textile, automotive, agro, furniture, electrical, printing etc. This Quad / X-Rings is able to seal with 4 contact surfaces - 2 small contact surfaces on the top and bottom.