Description
This US style jaw and jaw turnbuckle pins directly to tabs, plates or eyes at both ends. It has a long take-up for heavy tensioning, and WLL ranges from 575 to 9,250 lb, depending on size.
Use it for structural bracing, sailboat rigging and heavy cable work.
Features
- UNC threading
Specifications
| Material | 316 Stainless Steel (AISI 316) |
|---|---|
| Working load limit | 575 to 9,250 lb, by size |
| Sizes | 1/4" x 4", 5/16" x 3.69", 3/8" x 6", 1/2" x 6", 1/2" x 12", 5/8" x 6", 5/8" x 12", 3/4" x 6", 3/4" x 12", 1" x 6", 1" x 12" |
| Weight per piece | 0.75 to 15 lb, by size |
Dimensions by Size

| Part No. | Size | A: Thread size | B: Body length | C: Overall length, closed | D: Pin diameter | E: Jaw opening | WLL (lb) |
|---|---|---|---|---|---|---|---|
| MT6OBTBK-JJ14-4US | 1/4" x 4" | 1/4" | 4" | 7-3/4" | 0.25" | 0.44" | 500 |
| MT6OBTBK-JJ516-412US | 5/16" x 3.69" | 5/16" | 4-1/2" | 9" | 0.25" | 0.50" | 800 |
| MT6OBTBK-JJ38-6US | 3/8" x 6" | 3/8" | 6" | 10-5/8" | 0.31" | 0.56" | 1,200 |
| MT6OBTBK-JJ12-6US | 1/2" x 6" | 1/2" | 6" | 12" | 0.38" | 0.64" | 2,200 |
| MT6OBTBK-JJ12-12US | 1/2" x 12" | 1/2" | 12" | 18" | 0.38" | 0.64" | 2,200 |
| MT6OBTBK-JJ58-6US | 5/8" x 6" | 5/8" | 6" | 13-1/2" | 0.50" | 0.75" | 2,800 |
| MT6OBTBK-JJ58-12US | 5/8" x 12" | 5/8" | 12" | 19-1/2" | 0.50" | 0.75" | 2,800 |
| MT6OBTBK-JJ34-6US | 3/4" x 6" | 3/4" | 6" | 15" | 0.62" | 1" | 3,500 |
| MT6OBTBK-JJ34-12US | 3/4" x 12" | 3/4" | 12" | 21" | 0.62" | 1" | 3,500 |
| MT6OBTBK-JJ1-6US | 1" x 6" | 1" | 6" | 15-1/2" | 0.88" | 1.25" | 5,500 |
| MT6OBTBK-JJ1-12US | 1" x 12" | 1" | 12" | 24" | 0.88" | 1.25" | 5,500 |
All dimensions in inches unless noted. A = Thread size, B = Body length, C = Overall length, closed, D = Pin diameter, E = Jaw opening.
Ships direct. Shipping is calculated at checkout.




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