Ronstan Series 75 Core Block, Single
Shipping and Delivery
Enjoy free shipping on qualifying orders of $145 or more delivered within the 48 contiguous United States. Alaska, Hawaii, Puerto Rico, and other U.S. territories are excluded.
Delivery for qualifying free-shipping orders takes 8 to 10 business days.
Free shipping does not apply to:
- Orders containing only clearance items
- Customized special orders made to your detailed requirements
- Sails and boats
- Long tracks, spinnaker poles, whisker poles, and large tubes
- Oversized or heavy items, including items that require less-than-truckload (LTL) freight shipping
Standard Shipping
- UPS and FedEx Ground: Delivery usually takes 2 to 5 business days for in-stock orders.
- USPS: Allow an additional 3 business days beyond the standard shipping time.
- Saturday delivery: UPS and FedEx deliver on Saturdays only for overnight shipments sent on Friday. Additional charges may apply.
Oversized Items and Freight Shipping
Oversized items, such as whisker poles, spinnaker poles, and tracks longer than 8 feet, require freight shipping. The estimated shipping cost is $500, depending on the destination.
For freight deliveries, provide a commercial address, such as the marina, yacht club, or boatyard where your sailboat is located. The recipient must sign for the shipment upon delivery.
International Orders
International customers are responsible for all applicable import duties, fees, and taxes.
Ronstan Series 75 Core Block, Single
Ronstan Series 75 Core Block, Single
Universal head. The head assembly incorporates a brass bearing washer to provide smooth 360° rotation of the post and shackle. A set screw arrangement allows the head to be locked at 0° or 90°. Shackles are high quality forged grade 316 stainless steel.
Features:
- Class leading performance and sleek, contemporary styling.
- Excellent dynamic and high static load performance.
- Less than half the friction of the nearest competitor.
- Universal head with full 3-axis articulation.
- Head posts can be locked at 0 or 90 degrees, by using a 2.5mm Hex Key.
- Alloy Rope/Wire sheave version also available.
- Central hub hole can be used as a becket take-off or tie-up point, Max 13.5mm line.
Materials:
- Sheave: U.V. stabilised acetal or anodised aluminium (AW models).
- Cheek plates: Aluminium alloy.
- Ball Bearings: High compression strength carbon black acetal.
- Shackle, post & hub: Grade 316 stainless steel.
Ronstan Series 75 Core Block, Single
Universal head. The head assembly incorporates a brass bearing washer to provide smooth 360° rotation of the post and shackle. A set screw arrangement allows the head to be locked at 0° or 90°. Shackles are high quality forged grade 316 stainless steel.
Features:
- Class leading performance and sleek, contemporary styling.
- Excellent dynamic and high static load performance.
- Less than half the friction of the nearest competitor.
- Universal head with full 3-axis articulation.
- Head posts can be locked at 0 or 90 degrees, by using a 2.5mm Hex Key.
- Alloy Rope/Wire sheave version also available.
- Central hub hole can be used as a becket take-off or tie-up point, Max 13.5mm line.
Materials:
- Sheave: U.V. stabilised acetal or anodised aluminium (AW models).
- Cheek plates: Aluminium alloy.
- Ball Bearings: High compression strength carbon black acetal.
- Shackle, post & hub: Grade 316 stainless steel.
