The 3.00 in (76 mm) single block comes in high-load or low-load configurations. High-load blocks feature Torlon® bearings and forged stainless steel shackles.
The wire version features Hardkote-anodized, Teflon®-impregnated aluminum sheaves for strength and corrosion resistance.
- Main and Jib Sheets
- Spinnaker Halyards
- Control Lines
Sheave diameter: 3 in (76 mm)
Length: 4 in
Weight: 6 oz
Max. line diameter: 7/16 in
Mounting hole spacing: 1-7/8 in
Safe Working Load: 750 lbs
Breaking strength: 2500 lbs
While we carry a ton of Harken hardware, some items are special order only. Call or email for details.
Visit Mariner Sails retail store
Mariner Sails, Inc., 11110 N. Stemmons Fwy, Dallas, TX 75229, 972-241-1498
Come down to our retail store to experience the largest collection of Kayaks - be amazed by the vast options in accessories or come have a chat with our staff members - experienced sailors, kayak anglers, windsurfers - with over 100 years of combined "on-the-water" experience.
9am - 5pm Monday- Friday (Temporary Hours)
10am - 4pm Saturday (Loft Closed on Saturday)
Learn more about our store