The Barton Marine Size 4 Upright Block features a 58mm (2 5/16 in.) sheave, engineered for durability on larger cruising and racing yachts. This block is constructed with high-grade molded side plates that are through-bolted and riveted for added strength, while internal load-bearing components are manufactured from marine-grade 316 stainless steel.
- Sheave diameter: 58mm (2 5/16 in.)
- Maximum rope diameter: 12mm (7/16 in.)
- Construction: High-grade molded side plates with 316 stainless steel internal frame
- Bearing type: Plain bearing
- Manufacturer Part Number: N04150
- Compatibility: Compatible with Barton ball-bearing mainsheet traveler systems
Product facts
- CT SKU
- CT-116304
- UPC / GTIN
- 5035088081172
- Package weight
- 0.5 lb
Fit-sensitive item: confirm measurements, model numbers, and manufacturer details before ordering. Tug & Tow does not guarantee universal compatibility from a product page alone.
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Shipping & returns
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Fit & compatibility
Fit & compatibility
Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.
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Need help choosing?
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