The SD-4 Skater Dolly is a mini skateboard-lookalike dolly is ideal for smooth shots free from any camera blur. The hard rubber wheeles provide low noise running. The base plate of the Skater Dolly has both the 1/4" and 3/8" tripod sockets. It can provide the best results in combination with ball heads or video panheads. For DSLR, Mirrorless Cameras or Camcorders.