Suitable only with the articular components of the Reverse UNIC. The Revision glenoid base is indicated whenever the glenoid bone stock is fragile and/or demineralized. cementless and HA coated only version upper screw plate can be bent and resected to adapt to the sub-acromial space anatomic L or R design up to 4 cancellous screws can be fixed in the basis of the coracoid central anchoring peg available in 3 lengths antero-distal "cap" enables graft stabilization and proper height positionning"