1inch To 3inch Air Shaft Adapter
Use aluminum alloy tiles, flexible expansion and contraction, equipped with high-quality rubber liner and quick inflation exhaust nozzle, good sealing effect, long service life, detachable shaft head, easy maintenance, after inflation, the expansion part It is a plate, usually the expansion height can reach 4MM to 5MM (for example, the 3-inch diameter before expansion is 74MM-75MM and the diameter after expansion can reach 78MM-79MM), special expansion height, additional requirements, 3-inch plate type inflatable shaft, usually used The inner diameter of the coil is 76MM.