Manufacturer part #: 3248
Technical Description
100 mm Double Block
-
100 mm
8 15/16 in
227 mm
45.28 oz
1284 g
1/2 in
12 mm
5/8 in
16 mm
11000 lb
4990 kg
22000 lb
9979 kg
Manufacturer part #: 3248
Used on offshore boats, these strong, lightweight blocks feature Torlon® roller bearings for strength and reduced wear. Rollers are housed in a center cage and stay parallel for low-friction efficiency. Sculpted hardcoat-anodized aluminum sideplates protect sideload ball bearings.
Dissimilar metals are isolated to minimize corrosion. Like all Black Magic blocks, the three-way head swivels/ locks in front/side positions. Blocks are easily disassembled with a single hex wrench.
Use for: Sheets Halyards Running backstays Control lines
Used on offshore boats, these strong, lightweight blocks feature Torlon® roller bearings for strength and reduced wear. Rollers are housed in a center cage and stay parallel for low-friction efficiency. Sculpted hardcoat-anodized aluminum sideplates protect sideload ball bearings.
Dissimilar metals are isolated to minimize corrosion. Like all Black Magic blocks, the three-way head swivels/ locks in front/side positions. Blocks are easily disassembled with a single hex wrench.
Use for: