Syphon type drainer with jiggle action. Simply move hose up and down in vertical position to start flow. Also suitable for petrol.
Sealey EC9434 Jiggle Syphon Ø3/4" ID Hose BN
Sealey Jiggle Syphon 3/4" ID Hose EC9434
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2M DIESEL JIGGLE SYPHON HOSE SIPHON PUMP WATER FUEL SELF PRIMING LIQUID TRANSFER