Designed to be used with the MKIV Unit 2 Reefing and Furling System.
Center pin to center pin is 3-1/2."
Note: DO NOT use Harken Equipment for Human suspension.
WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to www.p65warnings.ca.gov