Features:

• Universal hinge with vertical resiliency.
• Two Offset females (2.5 and 4.5) that allow the female eyelet to be placed closer to the tissue and are packaged with RV males.
• Black fabrication male with built-in spacer.
• Six color coded males for six levels of retention. Lightest to strongest: white, orange, blue, grey, yellow, red.
• Two Extra Oversized Males for greater retention in problem cases - yellow, has a larger button than the grey; red, has a larger button than the yellow.
• Optional ERA® Metal Jacket holds the attachment male in the denture base and is sold pre-loaded with a black fabrication male.
• Males easily changed without use of autopolymerizing acrylic.
• Standard and reduced vertical (ERA®-RV) size males. Both size males fit the same female.
• Fixation: Male - retained directly in processed denture acrylic or an ERA® Metal Jacket.
  Female - cast as part of crown pattern.
• Nylon male, plastic pattern female.