10 Series Block with Stainless Steel cheeks, becket and Aluminium "universal circuit" ball bearing sheaves.

Aluminium sheave run on Delrin™ ball bearings for a very strong yet low-friction sheave. Stainless Steel D shackle run on a swivel head that may be locked in plate to avoid line twist. Bolted construction allows for easy maintenance. Removable becket allows for the use of pre-spliced line.