Still don't believe that aluminum can handle the load? How about 14mm wide T-slots using M12 hardware. The strongest aluminum framing system on the market. Competes head on with steel where you need strength and would love a T-slot. Designed for the most demanding framing applications.
Hoist
For 60 x 120 Profile
50.02.6005
50.02.6005
For 120 x 120 Profile
50.02.6009
50.02.6009
Eye Bolt M20
D058020
D058020