Two zippered pockets

Loud intuitive count down and start sound signals

Standard applications of shackle requiring more lengthAttachment applications: blocks

Weight: 70

The pump turns on every 2 1/2 minutes for about 1 secondto sense for water

1-1/4" Donut Shaft Anode Zinc DINGHY TOPS Two zippered pocketsMartyr 1 1 4" Donut Shaft Anode Zinc CM4 05 Internal Diameter 1. 25" Outside Diameter 2. 7" Easy installation underwater Bolt retaining washers prevent the anode from falling off Full shaft contact: 100% circular radius Interlocking halves Extra alloy around fastener Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL DTL 18001L Tried and tested genuine zinc product Manufactured by the same