Set of 2 Classic blocks . Single swivel ratchet 57 mm aluminum sheave base with triple 39mm swivel block and triple 57 mm sheave block with becket .
- 7:1 purchase.
- Working load 900 lbs
- Breaking load 2500 lbs
- For boats 24' to 28 '
- Ball bearing ratchet block with aluminum sheave . On-off ability under load
- Conventional ball bearing design with long lasting characteristic.
