Name: Harken Aluminum Air Runner Block - 57mm
SKU: ZQ597336
Availability: InStock

SAIL HARDWARE

Black Magic Air Runners are strong, lightweight blocks with extremely free-rolling sheaves. Blocks feature Torlon roller bearings in a center cage for strength. Sideload bearing strips dampen rig vibration
Integrated sideplate bails and recessed cotter key help produce a smooth design that won’t snag lifelines
Sideplates and sheaves Hard Lube-anodized for maximum UV protection and a smooth surface. Center cage keeps Torlon roller bearings separated and parallel to reduce friction
Heads are offered with parallel/perpendicular shackles
Tangs attach turnbuckles, toggles and other fittings
No tools required for installation
Foam padded block socks easily install over Air Runners to protect your blocks, deck and crew
3/8″ clevis pin
Maximum line: 1/2″
Breaking strength: 5000 lb.
Length: 3-3/8″
Load capacity: 2500 lb.
Weight: 4 oz.

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