Description
Tuphblox Size 1 Single Block with Swivel
Barton’s Tuphblox range will be manufactured using real OEM Tufnol® for maximum performance. Over time it has been improved as a synthetic resin-bonded fabric construction material to become a mainstay in marine applications alongside industrial applications for its high strength, low weight, and conductivity properties. Combined with 316 marine-grade stainless steel and brass bearings, Barton’s high-strength Tuphblox is ultra-durable, free-running, and highly corrosion-resistant.
Ideal for classic yachts up to 50′ with sheave sizes between 8-16mm, Tuphblox will provide original aesthetics, superior UV resistance, and maximum service life.
Tufnol® blocks are also for use aboard commercial vessels and in general industry where practicality, strength, and durability are key.
Specifications:
- Rope Diameter: 10mm
- Sheave Ø: 30mm
- Breaking load: 700kg
- Working load limit: 350kg
![Sea Catch TR7 w/D-Shackle Safety Pin – 5/8″ Shackle [TR7]](https://www.bestmarinewiring.com/wp-content/uploads/2026/08/sea-catch-tr7-w-d-shackle-safety-pin-5-8-shackle-tr7.webp)
![Ram Mount Universal D Size Ball Mount with Short Arm for 9″-12″ Fishfinders and Chartplotters [RAM-D-115-C]](https://www.bestmarinewiring.com/wp-content/uploads/2026/08/ram-mount-universal-d-size-ball-mount-with-short-arm-9-12-fishfinders-chartplott.webp)
![BoatLIFE Life-Calk Sealant Tube – Non-Shrinking – 2.8 FL. Oz – Mahogany [1032]](https://www.bestmarinewiring.com/wp-content/uploads/2026/08/boatlife-life-calk-sealant-tube-non-shrinking-2-8-fl-oz-mahogany-1032.webp)
