Ball%20bearing%20blocks%20are%20used%20where%20the%20loads%20are%20more%20moderate%20and%20dynamic.%20%26nbsp%3BThe%20ball%20bearings%20provide%20for%20good%20sheave%20rotation%20with%20the%20lowest%20possible%20friction.%0D%0ATechnical%20Features%20BBB30%0D%0A%0D%0ACheeks%20with%20composite%2050%2F50%20glass%20fibre%2Fpolyamide%0D%0AStainless%20steel%20races%0D%0AAcetal%20ball%20bearing%20cages%26nbsp%3Bto%20prevent%20ball-to-ball%20friction%20and%20to%20reduce%20weight%0D%0AStainless%20steel%20balls%0D%0ABig%20bearing%20diameter%20-%20less%20friction%0D%0A%0D%0ATechnical%20Features%20Tie%20On%20and%20Cheek%20Block%0D%0A%0D%0AGlass%20fibre%20reinforced%20composite%20cheeks.%0D%0AAcetal%20ball%20bearings%20for%20light%20weight.%0D%0AGlassfibre%20reinforced%20sheave.%0D%0A%0D%0ASpecifications%0D%0APart%23%20403-101-08R%20-%20BBB30%20Single%2C%20Tie%20On%0D%0A%0D%0AWeight%3A%2021.00%20g%0D%0ASafe%20working%20Load%3A%20200%20kg%0D%0ABreaking%20Load%3A%20400%20kg%0D%0AMax%20line%20size%3A%208%20mm%0D%0ASystem%3A%20BBB30%0D%0ABlock%20type%3A%20single%0D%0A%0D%0A%26nbsp%3B%0D%0ATips%20for%20Fitting%20Tie%20On%0D%0ATie%20on%20blocks%20can%20be%20fitted%20in%20three%20different%20ways.%20Note%20that%20the%20safe%20working%20load%20of%20the%20block%20is%20reduced%20by%2050%25%20when%20the%20BBB30%20is%20fitted%20as%20in%20picture%203.%0D%0A%0D%0A%26nbsp%3B