Description
PAIR Tuphblox Fiddle Blocks – 3/8″ Line. The regular fiddle block has a 2 3/8″ and 1 1/2″ sheaves. This is a fixed block but has the top area for mounting a shackle in either direction. The fiddle with cam cleat – both sheaves are 2″ diameter. The cam cleat does get stuck open some but has a 13/16″ width fully open. This block is 9 1/2″ total length including the shackle.




![Attwood 316 Stainless Steel Alloy Flush Mount Fuel Vent - 90 Vent [66032-3]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/attwood-316-stainless-steel-alloy-flush-mount-fuel-vent-90-vent-66032-3.webp)
![NavPod PowerPod Pre-Cut f/Simrad GO12 XSE, GO12 XSRBG Vulcan 12R [PP5050-26]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/navpod-powerpod-pre-cut-f-simrad-go12-xse-go12-xsrbg-vulcan-12r-pp5050-26.webp)


![ARCO Marine Zeus A275L Vortec Alternator w/Regulator [4034]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/arco-marine-zeus-a275l-vortec-alternator-w-regulator-4034.webp)
