Manufacturer part #: 3239
Technical Description
75 mm Runner Block w/Becket
3 in
75 mm
5 3/4 in
146 mm
11.2 oz
318 g
1/2 in
12.7 mm
9/16 in
14 mm
5000 lb
2268 kg
10000 lb
4544 kg
Manufacturer part #: 3239
Redesigned with a sleek look the Black Magic Air blocks has their same unique, performance-packed engineering as ever.
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. Foam padded Block Socks easily install over Air Runner blocks to protect your blocks, deck, and crew.
Redesigned with a sleek look the Black Magic Air blocks has their same unique, performance-packed engineering as ever.
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. Foam padded Block Socks easily install over Air Runner blocks to protect your blocks, deck, and crew.