The 16 mm is Harken's® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies.
The patented bearing system uses stainless steel balls in a captive grooved race and has a 250 lb (113 kg) safe working load - the highest on the market compared to similarly sized blocks.
The 442 uses a spacer.
Dinghy control lines, Spinnaker pole trip lines, Big Boa t leech lines, Outhauls, Downhauls, Cunninghams, Traveler controls and Halyards on prams.
Part Number: 442
|Sheave Dia.||5/8"||16 mm|
|Length||1 3/8"||35 mm|
|Weight||0.44 oz||12 gr|
|Max Line Dia.||7/32"||5 mm|
|Maximum Working Load||250 lbs||113 kg|
|Breaking Load||1200 lbs||544 kg|
|RH Fasteners||# 8||4 mm|