Brand: Ronstan
Ronstan Series 40 All Purpose Single Stand-Up Block, RF41140
Ronstan Series 40 All Purpose Single Stand-Up Block, RF41140
3 available
About this product
Ronstan Series 40 All Purpose Block is a single stand-up sailing block for sheets, halyards, vang systems, and control lines. Its self-lubricating Acetal sheave runs on polished Grade 316 stainless steel races, while the Captive Lock universal head can be fixed in either of two planes or allowed to swivel.
- Sheave diameter: 40 mm (1-9/16 in.)
- Maximum rope diameter: 10 mm (7/16 in.)
- Maximum working load: 400 kg (880 lb.)
- Breaking load: 800 kg (1,760 lb.)
- Weight: 72 g (2.5 oz.)
- Materials: UV-stabilized Acetal sheave, impact- and UV-resistant fiber-reinforced Nylon cheeks, Grade 316 stainless steel bearing race, load strap, and head fitting
- Mounting: Uses two 5 mm (3/16 in.) fasteners; fasteners are not supplied
- Applications: Mainsheet, halyard, vang, and spinnaker control lines on off-the-beach catamarans, one-design classes, and sportsboats up to 8 m (26 ft.)
- Manufacturer part number: RF41140
- UPC: 9316800244362
- Secure checkout
- 21-day return requests
- Free standard shipping $100+
Product facts
- CT SKU
- CT-103708
- Model / MPN
- RF41140
- UPC / GTIN
- 9316800244362
- Package dimensions (H × W × L)
- 1" X 3" X 4"
- Package weight
- 0.17 lb
- Country of origin
- INDONESIA
Specifications
- Type
- Ronstan Series 40 All Purpose Block - Single - Stand Up
Shipping & returns
Shipping & returns
Request an eligible return within 21 calendar days after delivery. Every physical return requires written approval and an RMA number and must be shipped within five business days after the RMA is issued. The customer pays return shipping for an ordinary return. Tug & Tow provides prepaid return shipping for a verified damaged, defective, short, or incorrect shipment. We do not charge a restocking fee. See Shipping & Returns for eligibility, exclusions, and details.
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.
Need help choosing?
Need help choosing?
Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.
