Specifications XAS0408 Lines: 4mm - 8mm (5/32" - 5/16")Loads up to 400kg (880lbs) XAS0612 Lines: 6mm - 12mm (1/4" - 1/2")Loads up to 575kg (1270lbs) Features XAS0408 (4-8mm) for high performance on small diameter lines XAS0612 (6-12mm) for superb performance across the rope range Easy access handle for effortless release Line friendly Side mountable Endless line version Handle labels supplied Replaceable parts, easy to upgrade and maintain