![Harken 22mm Triple Micro Block [228]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/harken-22mm-triple-micro-block-228.webp)
Description
22mm Triple Micro Block
Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.
Specifications:
- Sheave: 22mm / 7/8in.
- Length: 51mm / 2in.
- Weight: 57g / 2oz.
- Maximum line: 6mm / 1/4in.
- Maximum working load: 227kg / 550lb
- Breaking load: 544kg/ 1200 lb
![Ronstan Series 15 Ball Bearing Utility Block - Single Block, Loop Head [RF15101]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/ronstan-series-15-ball-bearing-utility-block-single-block-loop-head-rf15101.webp)
![Lewmar 90mm Synchro Block - Single[29929001BK]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/lewmar-90mm-synchro-block-single-29929001bk.webp)
![Ronstan Kite Block - Black w /White Sheave (Pair) [RF13101-2]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/ronstan-kite-block-black-w-white-sheave-pair-rf13101-2.webp)
![Ronstan Wire Block - Tubular Rivet Head w/Nylatron Sheave - 25mm (1") Sheave Diameter [RF418]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/ronstan-wire-block-tubular-rivet-head-w-nylatron-sheave-25mm-1-sheave-diameter-r.webp)