Wire / Utility Blocks

Choose from our standard Wire Blocks with narrow heads and sheaves or our Eye-Jaw Wire blocks. Either are perfect for use with Control Lines or Halyards. Stainless cheeks offer high abrasion and chafe resistance as well as opening to accept swaging or nicro pressed wires.  Eye Jaw Wire Blocks are easy to use with Runners, Backstays or any area requiring strong wire support.

Eye Jaw Wire, 1/4"(6mm), 4"(102mm) OD

Wire Block uses Nomex(tm)/Teflon Bearing with Aluminum sheave for a strong, low-friction block. Eye Jaw Attachment accepts 5/8"...
[ more info ]

Product Information

Eye Jaw Wire, 3/16"(5mm), 3 1/4"(83mm) OD

Wire Block uses Nomex(tm)/Teflon Bearing with Aluminum sheave for a strong, low-friction block. Eye Jaw attachment accepts 1/2"...
[ more info ]

Product Information

Isomat Collar Block

Works with Isomat Mast Collars. Boats to 30' Sheave Dia. 2" (51 mm), Max Line 7/16" (11 mm), Pin dia. .510 Hole, L 3-3/32&#...
[ more info ]

Product Information

Isomat Mast Collar Block

Fits Isomat Mast Collars on boats to 38'. Sheave Dia. 2-3/8" (60 mm), Max Line 1/2" (13 mm), Pin dia. .510 Hole, Length 3-23...
[ more info ]

Product Information

M66 Low Lead Mast Collar Block, 1,700 Lb SWL

Low Lead mast Collar Block, 1700 lb (770kg) Safe Working Load. Mounts to 12mm collar post diameter. L=4" (102mm), W= 2-5/8&...
[ more info ]

Product Information

M66 Utility/Padeye Block, works with 78-07

Teardrop Pad Eye Block. Works with Schaefer 78-07, 78-96 and 78-99 pad eyes. Teardrop Pad Eye Block. Works with Schaefer 78-07, ...
[ more info ]

Product Information

M82 Low lead Mast Collar Block, 3,000 Lb SWL

M82 Low lead Mast Collar Block, 3,000 Lb (1360kg) SWL. Mounts to 14mm collar post diameter. Clevis pin is 5/16" (8mm), L=...
[ more info ]

Product Information

M82 Utility/Padeye Block, works with 78-17

M82 Utility/Padeye Block, SWL 5000lbs (2270 kgs) L=4-15/16" (126mm), W=3-7/32" (82mm), T= 1-15/32" (37mm), Weight...
[ more info ]

Product Information

Utility, 2 3/8"(60mm) OD, Remov Alum Sheave

Stainless Steel Cheeks, Aluminum Sheave provide a small utility block for a variety of applications. Safe Working Load 2250 lbs. S...
[ more info ]

Product Information

Utility, 2"(51mm) OD, Removable Delrin Shv

Utility Block with Delrin(tm) sheave provides low leads. Safe Working Load 1750 lbs. Sheave Dia. 2" (51 mm), Max Line 7/16"...
[ more info ]

Product Information

Wire Block, 1/8"(3mm), 1 1/16"(27mm) OD

Wire Block with Bronze Sheave. Max Wire 1/8", Safe Working Load 900 lbs. Sheave Dia. 1-1/16" (27 mm), Max Wire 1/8" (3 m...
[ more info ]

Product Information

Wire Block, 1/8"(3mm), 1 7/16"(37mm) OD

Wire Block uses Nomex(tm)/Teflon Bearing with Aluminum sheave for a strong, low-friction block. Safe Working Load 1000 lbs. Sheav...
[ more info ]

Product Information

Wire Block, 3/16"(5mm), 2"(51mm) OD

Wire Block uses Nomex(tm)/Teflon Bearing with Aluminum sheave for a strong, low-friction block. Safe Working Load 1750 lbs. Sheave...
[ more info ]

Product Information