Boat cover stretchers Black, 78mm, 25pc/fp

Chapel tensioner in black rubber. Used for boat chapels and the like. The total length is 78 mm. The width is 19 mm both on the loop and on the lump. The inner diameter of the hole is 10 mm.
Use in combination with Norsk knapp.
The stretcher can be mounted in eyelets in sizes 24 B, 26 B and 28 B.
Sold in packs of 25 pieces.