Rhino Drive Cap for 4" O.D. Pipe
--Fits inside of 3-1/2" I.D. Pipe
--When using a PD110, if the pipe you intend to drive is tubular in construction and the inside dimension is larger than 3-1/2", you will need to use this drive cap.
--Includes Slammer Rod for removal of drive cap if the cap is stuck inside the post after driving it.
--Solid machined high grade steel construction