When you walk along the leeward deck to adjust the leech line of a headsail while sailing to windward

Synthetic material and lycra® upper that has a water repellant

Colour Coded Band Identification tags to match suitable whips

The NMP-D block is fixed by a stainless steel screw through the central hole

Comfortable back padding with breathable mesh lining

Barton 70mm Ball Bearing Pulley Block Single Reverse Shackle lewmar When you walk along theBarton Block Range A strong, lightweight range of blocks for use on dinghies and dayboats or as lead blocks on larger craft. With both a plain bearing and ball bearing alternative, there is a block to suit the needs of your boat. Bearing Type Ball Max Line 14mm Sheave mm 70mm Weight 309g SWL (kg) 875kg Breaking Load 2500kg Max Rolling Load 875kg Length mm 168mm