New Packer Brothers Rammer PB98 3.0 OHV GX100 Honda Rammer Tamper Jumping Jack Plate size: 10 x 12 (26 x 30cm Dimensions: 31 x 16 x 41 (78cm x 40cm x 105cm) Weight: 154 Lbs. Frequency vpm: 680 Force: 3000 lbs. Jumping height: 1.7  2.2 inches (45  55 mm)