Hammer Siz Extension straps

Sale price€5,90

Tax included. Shipping calculated at checkout

Belt extension for the Hammer Siz For hardshell or wooden boats For easy clipping

For using our Hammer Siz on the thickest benches.

In stock

For universal use on all boats

With this extension for the Hammer Siz you will never have to go without our seat cushion again, even on an old wooden boat with a very wide and thick (and mostly wet) bench!

It's that easy

Simply connect the two strap ends of the Hammer Siz with the sturdy clips of the extension straps and there will no longer be a bench that is too thick or too wide for our seat cushion.

Customer opinions

No reviews yet.

Frequently asked Questions

Technical data



Length × Width

50.5 × 4 cm


150 g