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Ronstan Series 16 & 19 All Purpose Double Block w/ Tube Rivet
Max Boat LOA: 20ft (6m)
L Line Length - 3
Keep sheets
The range matches drum diameters to load ratings providing the optimum balance between speed and ease of furling
Schaefer Single Universal Head Ball Bearing Block Stand-Up Bases & Stand-Up Springs Ronstan Series 16 & 19Product Description Schaefer Single Universal Head Ball Bearing Block Single block with aluminum cheeks and ball bearing sheave. Delrin(tm) ball bearing sheave provides a low friction yet high safe working load block. Swivel head may be locked in place to eliminate twists. Specifications: Sheave Dia.: 2 3 8 in. (60 mm) Sheave Width: 3 4 in. (19 mm) Pin Dia.: 1 4 in. (6 mm) Thickness: 1 3 32 in. (28 mm) Length: 5 1 32 in. (128 mm) Width: 2 1 2 n. (64
