DBL OVER THE TOP BLOCK 2-3/8 Johnson Marine Low-profile mastbase halyard lead blocks

Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the Mastbase

3-position switch "up / off / down"

commonly called 72 COLREGs

Industry standard for over 50 years

agriculture

DBL OVER THE TOP BLOCK 2-3/8 Johnson Marine Low-profile mastbase halyard lead blocks7 Series Double Over the Top Block. Stainless Steel cage and base provide a solid platform for clean leads. Delrin(tm) ball bearing sheaves ensure low friction and high safe working loads. Specifications: Sheave Dia. 2 3 8" (60 mm)Max Line 1 2" (13 mm)L 3 3 8" (86 mm)W 3 5 32" (80 mm)H 3 7 16" (87 mm)Bearing Height 2 5 16" (58 mm)Fastners (6), #10 RH (5 mm)C C 2 13 16" (72 mm)SWL 1200 lbs. (545 kg)Weight 1 lb. 2 oz. (510 g)