Harken Bullet Block
Low-friction Harken Bullet Blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets the Harken Bullet Blocks adapt to almost all control line applications.
Delrin ball bearings, sheave, and sideplates are UV-stabilized with carbon black for maximum protection.
Wire Harken Bullet Blocks use roller bearings to carry higher loads and feauture Hardkote-anodized Teflon impregnanted aluminum sheaves for strenght and corrosion resistance. Mast exit blocks with cams used for halyard controls and under boom mainsheets.
Pivoting exit blocks with cams are often used for halyard controls and as "head knockers" for sheeting directlyfrom the boom. The 140 has a high max working load and is designed for spar-mounted halyards and control lines. The 141 is also ideal for control lines.
Furling line leads