Brand: Ronstan
Ronstan Series 50 Single All Purpose Block with Universal Head (RF51100)
Ronstan Series 50 Single All Purpose Block with Universal Head (RF51100)
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The Ronstan Series 50 All Purpose Block is a versatile solution for sheets, halyards, and control line applications on cruising and racing sailboats up to 10m (33'). Featuring a self-lubricating Acetal polymer sheave on polished stainless steel races, this block is engineered to perform reliably under both dynamic and high static loads.
Key Features:
- Captive Lock universal head allows the block to be fixed in two planes or set to swivel
- Slotted pin shackle design helps prevent fouled lines
- Exceptionally high working loads with a low-maintenance, long service life
- Sheave diameter: 50mm (2")
- Maximum rope diameter: 12mm (1/2")
- Maximum working load: 750kg (1,650 lbs)
- Breaking load: 1,500kg (3,310 lbs)
- Weight: 118g (4.1 oz)
Construction Materials:
- Nylatron sheave
- Grade 316 stainless steel load strap and head fitting
- Impact and UV-resistant, fiber-reinforced nylon cheeks
Product facts
- CT SKU
- CT-103718
- Model / MPN
- RF51100
- UPC / GTIN
- 9316800241101
- Package dimensions
- 1" X 3" X 6"
- Package weight
- 0.27 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.
Shipping & returns
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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