Xona XN755 Swivel Self Locking Hook Brass bushing Grade 80 Size:32mm 0t• Patented Quad Cam Pawl 0t• Patented Quad Cam Pawl System• DNV GL Verification testedaccording to NORSOK R 002• Operating temperature 40°C to+80°C (temperature range of 60°Cto +80°C available as an option)• Double cover protection for breakcover• Tested and certified for “fleeting”“drifting” and “cross hauling”applications up to 45° from thevertical without deration• Suitable for underground mininguse• Available with slipping clutchoverload protection• Optional chain carrier• Phosphor bronze bearings The 10t Chain Blocks the 12m come with a 3m hand chain Swivel Self Locking Hook Brass Bushing Grade 80 component