Stephane Pennequin has the world’s biggest collection of rock climbing protection/equipment -details of which you can find via THE NUT MUSEUM on the worldwide web – see our link.He e-mailed us this:-
Bonjour, The wedge is not home made. It is a Foxhead made by Forrest Mountaineering (USA) in 1970. Best Wishes from Corsica, Stephane Pennequin.