IPS社301172テストプラグ圧力開放1から0.5に。 2に。インフレ圧力5

商品説明

Internal pressure relief device releases pressure when plug exceeds maximum pressure levels. Pressure relief exhausts out of the top of the plug instead of into the test area. Pressure relief automatically resets for each inflation. Pressure relief has no moving parts to fail or malfunction. 5 sealing ribs are located in the center portion of the plug for superior sealing.