Slide Ring, 180 Degree, Inside Dia.
26 mm, Outside Dia.74 mm, Number of Rail Holes 6, Mounting Hole Center to Center 351 mm, Mounting Hole Size 5.5 mm, Thread Size M5, Screw Type Socket Head Cap Screw, Temp.74 mm OD Range -20 to 60, Rail Material Steel, Rail Finish Precision Ground, For Use With FCP25351 Carriage Plate 325.