BORA NGX 50" Clamp Edge Guide Rail plus 50" Extension included (T 544100K) Set Self Propelled: 102 Cutting Height 20 Self Propelled: 102 Cutting Height 20 – 100 mm (13 16 – 3 15 16″) Cutting Width 534 mm (21″) Dimensions (L x W x H) 1630 – 1715 x 590 x 990 – 1095 mm (64 – 67 1 2 x 23 1 4 x 39 – 43″) Grass Box Capacity 70 L Max Output 1600 W No Load Speed (RPM) Noise Reduction Mode: 2300 Normal Mode: 2800 Soft No Load Mode: 2300 But then a rectifier is used to convert the AC power to DC and capacitors are used to smooth it out to a certain degree No more fumbling with adjustable clamp ends on opposite sides of the straight edge — the adjustable clamp is connected to the handle included 50" Clamp Edge Extension as bundle