16mm Block with Swivel
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) maximum working load.
Specifications:
- Sheave: 16mm / 5/8in.
- Length: 46mm / 1-13/16in.
- Weight: 18g / .63oz
- Shackle pin: 4mm / 5/32in
- Maximum line: 5mm / 7/32
- Maximum working load: 113kg/ 250lb
- Breaking load: 339kg / 750lb

![Harken 16mm Forkhead Block [376]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/harken-16mm-forkhead-block-376.webp)
![Harken 16mm Triple Block [408]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/harken-16mm-triple-block-408.webp)
![Harken 22mm Triple Micro Block [228]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/harken-22mm-triple-micro-block-228.webp)
![Harken 22mm Fiddle Micro Block w/V-Jam Becket [245]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/harken-22mm-fiddle-micro-block-w-v-jam-becket-245.webp)
![Harken 25mm Wire Block w/Shackle [300]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/harken-25mm-wire-block-w-shackle-300.webp)
![Harken 22mm Fiddle Micro Block w/V-Jam [244]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/harken-22mm-fiddle-micro-block-w-v-jam-244.webp)
![Harken 16mm Double Block [406]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/harken-16mm-double-block-406.webp)
![Harken 22mm Triple Micro Block w/Becket [229]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/harken-22mm-triple-micro-block-w-becket-229.webp)