Manufacturer part #: 421
Technical Description
Thru-Deck
5/8 in
16 mm
2 3/8 in
60 mm
0.63 oz
18 g
7/32 in
5 mm
250 lb
113 kg
1200 lb
544 kg
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.
Use for:Dinghy control lines Big Boat leech lines Downhauls Traveler controls Spinnaker pole trip lines Outhauls Cunninghams Halyards on prams
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.
Use for: