KAPE Boatworks recommends using lifting straps (slings) for launching or hauling out the Martin 16 with a crane.

 

 

Straps are available from Hercules SLR.  See www.herculesslr.com to find a distributor near you.

The part number is EE2902322PN.  The cost is approximately CAN$60 for a pair of straps. 

2 inches in width by 22 feet in length.