Exterior: 3 ⅝ in x 2 ⅝ in (92 mm x 66 mm)
Interior: 7 ⅜ in x 3 ⅛ in (187 mm x 80 mm)
Door Thickness: 1 ⅜ in - 2 in (35 mm - 50 mm)
Backset: adjustable, fits 2 ⅜ in or 2 ¾ in (60 mm or 70 mm)
Bore: 2 ⅛ in (54 mm) diameter bore hole & 1 in (25 mm) diameter cross bore