Allen High Load Blocks – 20 and 30mm Allen high load blocks have a patented high strength .316 stainless steel line friendly ultra strap, soft contours to the sheave and cheeks moulded from advanced engineering polymers, patented dynamic bearing technology featuring twin rows of .316 stainless steel ball bearings all held together with a meticulously designed .316 stainless steel jacket. 20mm Allen High Load Block Features For line diameter: 2.5 to 6mm Weight: 17.5g Breaking Load: 540kg Max Dynamic Load: 300 Materials: Polymer / Stainless Steel Stainless steel sheave Product ID: A2020HL 30mm Allen High Load Block Features For line diameter: 6 to 10mm Weight: 39g Breaking Load: 800kg Max Dynamic Load: 250 Materials: Polymer / Stainless Steel Stainless steel sheave Product ID: A2030HL For full details of these and other Allen Brothers products please go to the website here: www.allenbrothers.co.uk
