Radiodetection Spring Coupling(0)No Reviews yet $171.00 SKU: 10/SU0335 × Billing Frequency Amount Only Available In WA, OR, ID, MT, WY, CO, HI, and AK.Product Note: Sonde and Flexrod Connectors and CouplingsThe spring coupling has a M10 male thread and a M10 female thread. This item is ON BACK ORDER Quantity -+ Add to Cart Details The spring coupling fits between the end of a Flexrod and the sonde and is used to reduce the shock to the sonde when hitting the wall of a pipe or to... Details Back DetailsThe spring coupling fits between the end of a Flexrod and the sonde and is used to reduce the shock to the sonde when hitting the wall of a pipe or to ease the sonde around bends. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review