7:1 Mainsheet blocks set - Ratchet with aluminum cam cleat

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.

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.