Yale Double Block– 2¼” Sheaves – ½” Line Used 31" tall x 4 1/4"

31" tall x 4 1/4" diameter

9 1/4" Wide

this will require a shackle with a 3/4” width and a 5/16” pin diameter

Roller Furler Furling Upper Swivel from Hunter 28

The area to fit around the mast head is 5 3/4” long x 5 5/8” wide

Yale Double Block– 2¼” Sheaves – ½” Line Used 31" tall x 4 1/4"Description: Yale double block with stainless steel side plates and composite cheeks. Equipped with twin 2 sheaves suitable for up to line. Measurements: Overall length: 4 Body length: 3 1 8 Width: 2 Sheave diameter: 2 Line capacity: Mounting hole: Condition: Good used condition. Sheaves rotate freely. One sheave has a small area of surface rust visible in the photos, but operation is unaffected. Stainless side plates show normal scratches and wear