Description
25mm Wire Block with Shackle – Fishing
Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines.
Specifications:
- Sheave: 25mm / 1in.
- Weight: 28g / 1oz.
- Shackle pin: 5mm / 3/16in,
- Maximum wire: 2mm / 3/32in.
- Maximum line: 4mm / 5/32in.
- Maximum working load: 454kg / 1000lb
- Breaking load: 907kg/ 2000 lb

![Harken 25mm Wire Block w/Shackle- Fishing [300F]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/harken-25mm-wire-block-w-shackle-fishing-300f.webp)


![TACO Grand Slam 280 Outrigger Mounts w /Offset Handle [GS-2801]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/taco-grand-slam-280-outrigger-mounts-w-offset-handle-gs-2801.webp)
![Rupp Single Rigging Kit w /Nok-Outs - Black Mono 160' Lines [CA-0025-MO]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/rupp-single-rigging-kit-w-nok-outs-black-mono-160-lines-ca-0025-mo.webp)
![Rupp Fairlead Tube [MI-0012-STD]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/rupp-fairlead-tube-mi-0012-std.webp)
![Rupp Nok-Out Service Kit - Each [CA-0147]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/rupp-nok-out-service-kit-each-ca-0147.webp)
![Rupp Custom Halyard Line Stop - Pair [03-1108-2PK]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/rupp-custom-halyard-line-stop-pair-03-1108-2pk.webp)
![TACO Wedge Plates f /Grand Slam Outriggers - White [WP-150WHA-1]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/taco-wedge-plates-f-grand-slam-outriggers-white-wp-150wha-1.webp)