Schaefer 4" Self Jamming (Silver) SCHAEFER 8/9 SERIES BLOCKS Monobloc item (without mechanical part)

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Schaefer 4" Self Jamming (Silver) SCHAEFER 8/9 SERIES BLOCKS Monobloc item (without mechanical part)Product Description Schaefer 4" Self Jamming (Silver) Features: 4" Self Jamming Silver Anodized Cleat. Excellent for use with genoa sheets or reefing lines. One "wrap" around our "v" shaped base locks line in cleat for quick adjustments. Specifications: Length: 4" (102 mm) Line Score: 5 16" (8 mm) Fasteners (2): #10 FH (5 mm) C C A: 1 1 16" (27 mm) Weight: 1. 5 oz. (43 g)