Max wire Ø3mm. Max line Ø5mm. Sheave: Ø38mm| SWL: 680 kg. Breaking strength: 1361 kg. Weight: 92g. Screws included.| Lightweight, low friction blocks for wire and line with | high loads. Hardkote-anodized,| Teflon-impregnated aluminum sheave with composite plain bearing.| The 38 and 51 mm blocks have Delrin balls to absorb lateral| load and minimize friction between sheave and block side.| All blocks can be opened so that the line can be inserted into the block.
