5mm Large Open Shackle
Forged stainless steel shackles are polished to a high luster and are stamped with the screw pin diameter.
Large open shackles have a similar shape to “D” shackles but are proportionally wider for their length.
Specifications:
- Shackle pin: 5mm / 3/16in
- Weight: 25g / 0.88oz
- Maximum working load: 350kg / 770lb
- Breaking load: 1000kg / 2200lb

![Ronstan Toggle Pin - 25.4mm (1") Length [RF115X1]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/ronstan-toggle-pin-25-4mm-1-length-rf115x1.webp)
![Ronstan Shackle, Bow, Slotted Pin - 3mm x 13mm x 9mm [RF613S]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/ronstan-shackle-bow-slotted-pin-3mm-x-13mm-x-9mm-rf613s.webp)
![Harken 5mm Long Shackle [2104]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/harken-5mm-long-shackle-2104.webp)
![Ronstan Halyard Shackle - 4.8mm (3/16") Pin [RF1032]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/ronstan-halyard-shackle-4-8mm-3-16-pin-rf1032.webp)
![C. Sherman Johnson Quick Release Pin - 3/16" x 9/16" [QR-3-20]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/c-sherman-johnson-quick-release-pin-3-16-x-9-16-qr-3-20.webp)
![C. Sherman Johnson Small Boat Kit [37-504]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/c-sherman-johnson-small-boat-kit-37-504.webp)
![C. Sherman Johnson Cotter, RingClevis Pin Parts Kit [37-503]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/c-sherman-johnson-cotter-ringclevis-pin-parts-kit-37-503.webp)
![Ronstan Twisted Shackle - 3/8" Pin - 2-1/8"L x 5/8"W [RF631]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/ronstan-twisted-shackle-3-8-pin-2-1-8-l-x-5-8-w-rf631.webp)