Harken 421 16mm Micro Single Thru-Deck Exit Sailboat Block
HARKEN
16mm Thru-Deck Exit Block
The 16mm is Harken's smallest block. It's 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. (113kg) safe working load, the highest on the market compared to similarly sized blocks.
Specifications:
Use for:
16mm Thru-Deck Exit Block
The 16mm is Harken's smallest block. It's 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. (113kg) safe working load, the highest on the market compared to similarly sized blocks.
Specifications:
- Sheave Diameter - 5/8" (16mm)
- Max Line Diameter - 7/32" (5mm)
- Max Working Load - 250 Lbs (113kg)
- Breaking Load - 1,200 Lbs (544kg)
- Fasteners - #8 (4mm) RH
Use for:
- Dinghy control lines
- Downhauls
- Traveler controls
- Spinnaker pole trip lines
- Outhauls
- Cunninghams
- Halyards on prams
Mfg No. | Description | Length | Cutout Size | Weight |
421 | Thru-Deck |
2-3/8" (60mm) |
7/16" x 1-5/8" (11 x 41mm) |
.63 oz. (18g) |
Choose options
Harken 421 16mm Micro Single Thru-Deck Exit Sailboat Block
Sale price$47.95
Regular price$53.85