In fact the Orbit Blocks™ have the highest working loads in their class and feature an improved two-stage bearing system that efficiently handles static and dynamic forces throughout the load range
16mm Blocks have a lightweight design and a unique patented bearing system that uses stainless steel balls in a captive
The Little Swivel Cam Base is the standard configuration with a tall arm
Harken provides conveniently sized packages of replacement ball bearings
T2 blocks come in single and double configurations and can be tied
HARKEN 28mm Lead Ring, 3273 acing Blocks_Offshore Racing In fact the Orbit Blocks™Harken Lead Rings are simple, weight saving devices used to route lines for jib in haulers, twings, barber haulers, lazy jacks, cascading backstay, and other applications requiring minimal fine tune adjustments. Rings are Hard Lube anodized 6061 T6 aluminum for a smooth, slippery surface, and with no moving parts, wear is minimal.