BACKSTAY TENSIONER(818/1218MM) Furlex The Seldén BBB20 Triple Ball

The Seldén BBB20 Triple Ball Bearing Block is designed for control lines on dinghies and keelboats

Length: 2260 mm

This lifts the boom when the kicking strap is released

When upgrading to new rigging screws on a boat built prior to this change

BACKSTAY TENSIONER(818/1218MM) Furlex The Seldén BBB20 Triple BallSeldn backstay tensioners have smooth, clean surfaces. Even the wire terminal is fully covered. These low weight backstay tensioners are simple to use. All you do is insert a standard winch handle and turn. The tensioner has a maximum working load of 30 kN. The stroke for this tensioner is 400 mm. Clevis pins and bushes are supplied with every adjuster to suit small chainplates for 6 and 7 mm wire. Wire Size : 6,7,8 mm Pin: 15. 80 mm Stroke: 400 mm