Harken 16mm Block - High Load
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.
Harken 16mm Block - High Load
Harken 16mm Block - High Load
The 16 mm is Harkens smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race and has a 500 lb (226 kg) maximum working load. The 404 uses an O-ring to keep the line in the sheave during intermittent loading.
Technical Description
| Sheave Ø (mm) | 16 mm |
| Sheave Ø (in) | 5/8 in |
| Length (mm) | 29 mm |
| Length (in) | 1 1/8 in |
| Weight (g) | 10 g |
| Weight (oz) | .33 oz |
| Maximum line Ø (mm) | 5 mm |
| Maximum line Ø (in) | 7/32 in |
| Maximum working load (kg) | 226 kg |
| Maximum working load (lb) | 500 lb |
| Breaking load (lb) | 1200 lb |
| Breaking load (kg) | 544 kg |
Harken 16mm Block - High Load
The 16 mm is Harkens smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race and has a 500 lb (226 kg) maximum working load. The 404 uses an O-ring to keep the line in the sheave during intermittent loading.
Technical Description
| Sheave Ø (mm) | 16 mm |
| Sheave Ø (in) | 5/8 in |
| Length (mm) | 29 mm |
| Length (in) | 1 1/8 in |
| Weight (g) | 10 g |
| Weight (oz) | .33 oz |
| Maximum line Ø (mm) | 5 mm |
| Maximum line Ø (in) | 7/32 in |
| Maximum working load (kg) | 226 kg |
| Maximum working load (lb) | 500 lb |
| Breaking load (lb) | 1200 lb |
| Breaking load (kg) | 544 kg |
