HARKEN 16 mm Classic Block - Swivel, 417 Harken Specialty Series_Black Magic Consistently 30% lighter and 60%

Consistently 30% lighter and 60% stronger than equivalent Classic blocks

compact blocks work well with very high working loads for easy trimming

Use cam swivel bases when leads must rotate to face the trimmer

Stainless steel sideplates add strength

you’ll be surprised

HARKEN 16 mm Classic Block - Swivel, 417 Harken Specialty Series_Black Magic Consistently 30% lighter and 60%Harken 16mm Single Block is a tiny but versatile single block with only a 5 8" sheave. The 16 mm is Harkens smallest block. It is perfect for small synthetic control lines found on high tech dinghies. The bearing system uses stainless steel balls in a captive grooved race and has a 113 kg (250 lb) maximum working loadthe highest on the market compared to similarly sized blocks. The 442 uses a spacer and the 404 uses an O ring to keep the line in the