Description
Stand-Up Swivel – Aluminum Block
Specifications:
- Sheave Dia. 2-2/8″ (60 mm)
- Max Line 1/2″ (13 mm)
- Diameter includes urethane base 3-3/8″ (86 mm)
- Height 4-25/32″ (120 mm)
- H2 2-15/32″ (63 mm)
- Fastener Size (4),1/4″ RH (6 mm)
- C/C 1-11/16″ (43 mm)
- SWL 2250 lbs (1020 kg)
- Weight Alum. 11.7 oz. (332 g)
![Lewmar 90mm Synchro Block - Single[29929001BK]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/lewmar-90mm-synchro-block-single-29929001bk.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)
![Ronstan Series 50 All Purpose Block - Fiddle - Becket [RF51510]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/ronstan-series-50-all-purpose-block-fiddle-becket-rf51510.webp)
![Ronstan Wire Block - Tubular Rivet Head w/Removable Nylatron Sheave - 45mm (1-3/4") Sheave Diameter [RF103]](https://www.bestmarinebattery.com/wp-content/uploads/2026/08/ronstan-wire-block-tubular-rivet-head-w-removable-nylatron-sheave-45mm-1-3-4-she.webp)