New 3MT live center as shown.  There are a few minor rust spots so I'm selling it at a discount.  Please check out the photos.

Shank Type Morse Taper
Taper Size MT3
Maximum Workpiece Weight (Lb.) 881.85
Maximum Workpiece Weight (kg) 400.00
Point Style Standard
Point Diameter (mm) 25.00
Point Length (mm) 32.50
Accuracy 0.003 mm
Load Capacity 881.85 lb
Head Diameter (mm) 44.50
Head Length (Decimal Inch) 1.7323
Shank Length (Decimal Inch) 3.3465
Overall Length (mm) 161.50
Point to Gauge Line (mm) 81.80
Included Angle 60
Maximum RPM 5000