Ronstan
Ronstan Series 50 All Purpose Block - Double
Ronstan Series 50 All Purpose Block - Double
SKU:70683
Low stock
Couldn't load pickup availability
- Genuine brand-name parts
- Ships from US warehouse
- 30-day returns
Series 50 All Purpose Block - Double All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Swivel shackle head for full 360 degree rotation (non-locking). Features: Exceptionally high working loads Low maintenance & long service life Self-lubricating Acetal polymer sheave ensures low friction and extreme durability Slotted pin shackle eliminates fouled lines Applications: Mainsheet and halyard applications, vang and spinnaker control lines on boats to (33ft). 10m S60 - on boats up to 40ft, (12m) Materials: Grade 316 stainless steel load strap Impact and UV resistant, fiber reinforced Nylon cheeks Specifications: Sheave Diameter: (inch) 2" / (mm) 50 Max Rope Diameter: (inch) 1/2" / (mm) 12 Pin Diameter: (inch) 1/4" / (mm) 6 Maximum Working Load: (lb) 2200 / (kg) 1000 Breaking Load: (lb) 4410 / (kg) 2000 Weight: (oz) 9.0 / (g) 255
| Brand | Ronstan |
|---|---|
| Manufacturer part number | RF51200 |
| UPC / GTIN | 9316800241231 |
| Weight | 0.57 lb |
| Category | Marine & Boating |
| Condition | New — genuine brand-name product |
Shipping & delivery
Shipping & delivery
Orders ship from the distributor warehouse closest to you, normally within 1–3 business days of purchase. Standard ground delivery takes 3–7 business days in the continental US; expedited options are shown at checkout. Oversized items (bumpers, running boards, large tonneau covers, some marine equipment) ship LTL freight — we contact you to schedule delivery and a signature is required.
Returns & warranty
Returns & warranty
Unused, uninstalled parts in original packaging can be returned within 30 days of delivery. A restocking fee of up to 20% may apply depending on the product and supplier, and return shipping is the buyer’s responsibility unless the item arrived defective, damaged or incorrect. Every product carries the full manufacturer warranty. Contact us with your order number to start a return.
Fitment & part numbers
Fitment & part numbers
Verify fitment with the manufacturer part number shown above and your vehicle’s year, make, model and trim. If the listing says “Fits select…”, confirm your exact application before ordering. Not sure? Send us your VIN and the part number and we’ll check it for you.
