Harken 288 29mm Bullet Wire Thru-deck Block with Stainless Steel Cover
Low-friction 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 these blocks adapt to almost all control line applications.
Free-rolling Delrin® ball bearings, sheave and sideplates UV-stabilized with carbon-black additive for maximum protection.
Wire Bullet blocks use roller bearings to carry higher loads and feature Hardkote-anodized PTFE impregnated aluminum sheaves for strength and corrosion resistance. Mast exit blocks with cams used for halyard controls and under boom mainsheets.
The 140 is designed for under-boom mainsheets or for spar-mounted halyards and control lines and pivots for a fair lead. The 141 is ideal for control lines.
Furling line leads
|Sheave dia. (in)||1 1/8|
|Max. line dia. (in)||5/16|
|Shackle pin dia. (in)||-|
|Max. working load (lb)||400|
|Breaking load (lb)||2000|
|Cutout (in)||3/4 x 1 3/4|
|Hole spacing (in)||2 1/4|
#10 (5mm) RH fasteners