Best prop for pocket tunnel

Prop Pockets/Tunnel Drives

Looped propellers: A noise-killing game changer in air and water

8 LPS Replacement Pcs Whirl Around Playground Tunnel Flags Basket

Klein Tools 5178 Pocket Tool Pouch, Leather, Tunnel Loop Belt

Tunnel hull is restricted to outboard motors only.

Tunnel Hull

Ask Andrew: Sealing the boat's prop shaft - Canadian Boating

Bonsai Pocket Guide: A Beginner's Journey - Eastern Leaf

Prop Pockets/Tunnel Drives

Round vs square tunnel?