Selden 20 mm Ball Bearing Block - Single, Lead - Stand Up

The Seldén BBB20 Single Stand Up Block is a 20mm ball bearing block designed for control lines on dinghies and keelboats.  Made with stainless steel ball bearings and glass fiber reinforced polyamide, it is lightweight yet strong. The block is easy to install with the included deck mounted bracket and spring. 

BlockType: standup,single
SubType: standup single
Breaking Load: 300 kg
Safe working Load: 150 kg
System: BBB20