Allen A4379 25mm High Tension Block

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Allen 4379 25mm High Tension Block The Allen High Tension range is made from 316 stainless steel throughout giving incredible strength to weight ratios. The net result is a highly weight efficient range. The ball race is milled using the latest CNC technology. This precision machining ensures absolute consistency in production. The result; maximum sheave efficiency and minimum friction for high load applications. Sheave diameter: 25mm Length: 41mm Line diameter: 2-5mm Shackle pin: 5mm Breaking load: 750kg Weight: 25g Show more