The cheek plates revolve around the sheave axle allowing the block to open. The 44 mm sheave allows for a Max. Line of 10 mm (3/8") and a SWL of 600 kg (1,300 lbs)
The cheek plates revolve around the sheave axle allowing the block to open. The 56mm sheave allows for a Max. Line of 12mm (1/2") and a SWL of 1,000 kg (2,200lbs)
Antal's OPF Blocks feature a "One Piece Frame" with no pins or screws and a lightweight but strong construction. A hard black anodized and Teflon coated aluminium frame make these blocks very durable.
The SectoRing is a spinning ring with a guiding cover, small in size and low in weight. SectoRing is the perfect solution for high loads where large and fast movements are not required.
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CATEGORY: Antal Blocks 
