60 mm Plain Bearing Block - Double, Cheek Track & Travellers The BBB40 Single Strap Block

The BBB40 Single Strap Block is a 40mm ball bearing block with a stainless attachment strap

Ideal for 2:1 jib sheets on keelboats

The Seldén BBB20 Double Ball Bearing Block is designed for trim lines on dinghies and keelboats

The stainless stand-up base and spring ensures optimal positioning and polymer thrust bearings provide resistance to side loads

60 mm Plain Bearing Block - Double, Cheek Track & Travellers The BBB40 Single Strap BlockThe PBB60 Double Cheek Block is a deck mounted block suitable for line routing over deck on medium sized boats. It features glass fiber reinforced polyamide sides, stainless steel straps and a simple deck installation with 3 M6 screws. With a 60 mm sheave diameter, it can handle heavy loads up to 1000 kg on the lower sheave and 500 kg on the upper sheave. BlockType: cheek,double,quicklock SubType: cheek double Breaking Load: 2000 kg Safe working Load: