Mechanical Advantage: Tools for the Wild Vertical

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Imported Mailchimp News Posts from D4 BigWallGear portaledge production (2017-2020)

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View this email in your browser D4 Big Wall Gear Update …winding down Australian production… It has been a great process these past four years designing…
John Middendorf
View this email in your browser Batch of six D4 Delta2p’s all boxed up and ready to go! We have just completed six D4 Delta2p ready-to-go prototypes…
John Middendorf
View this email in your browser D4 Delta2p Portaledge Available now! It’s Tasmania Summer, and the climber/crafters are back in town! Climbers crafting…
John Middendorf
D4 Design studio has been busy! The D4 system of portaledge design is proving to be the fastest, lightest, strongest, simplest framed portaledge system…
John Middendorf
Delta2p's available this month. SEPTEMBER AVAILABILITY: We are beginning to ship, from Australia, the first of a batch of 16 of the new D4 Delta2p…
John Middendorf
New D4 Delta2p ledge Hello all-- Just want to let you know the past year I have been working on a radical new portaledge design for two people, where…
John Middendorf
D4 Octapod notice The D4 Octapod has now been successfully used for dozens of fine adventures, but there have been two cases where the Octapod frame has…
John Middendorf
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