Archive - old D4 news of Mechanical Advantage: Tools for the Wild Vertical

May 2021 D4 BigWallGear Update--winding down

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May 9, 2021 •

John Middendorf

February 2021

October 2020

D4 Design Portaledges--Update from BigWallGear

D4 Design studio has been busy!

Oct 15, 2020 •

John Middendorf

August 2020

D4 Delta2p Portaledge Availability

Delta2p's available this month.

Aug 27, 2020 •

John Middendorf

December 2019

New D4 Delta2p Portaledge

New D4 Delta2p ledge

Dec 18, 2019 •

John Middendorf

September 2019

September 2018

D4 Portaledge Update from BigWallGear

D4 Trapeziums Available

Sep 26, 2018 •

John Middendorf

May 2018

D4 Trapezium Update

D4 Trapeziums production ledges shipping

May 1, 2018 •

John Middendorf

March 2018

D4 Press Release March 27, 2018

Please find attached recent Press Release from Big Wall Gear:

Mar 26, 2018 •

John Middendorf

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