System 30 - Double Fiddle with Torlon Ball Bearing Sheaves, Becket for Control Line Pinstop Comment: For max unsupported length

Comment: For max unsupported length use main sheet calculator

The BBB30 Single Stand-Up Block is a 30mm ball bearing block designed for medium-sized boats or trim lines

Sealing compound is applied between the flanges of the washers

L 50% Reduction: 266 mm

The spring loaded pin-stop plunger is neatly streamlined with the car and it’s easy to get a grip

System 30 - Double Fiddle with Torlon Ball Bearing Sheaves, Becket for Control Line Pinstop Comment: For max unsupported lengthThe System 30 Performance Double Fiddle sheave End Control is designed for high performance jib genoa trim with 8: 1 purchase. It features 50 mm and 30 mm machined aluminium sheaves with Torlon ball bearings separated from each other in ball cages. This prevents ball to ball contact and makes for low friction. The fitting is anodized aluminium with a shock absorbing rubber buffer. The hole in the base is a termination (becket) for a control line.