Spring Plungers with LONG-LOK features the most a advanced thread system. The advantages include: vibration resistance, greater holding force, secure in every position, save assembly time and cost, can be used for repeat use, use for a variety of solutions. The body is made from stainless steel 1.4305; pressure pin in stainless steel 1.4034; spring in stainless steel 1.4310; LONG-LOK thread system in nylon. The surface has a natural finish.
![Kipp M4 Spring Plungers, LONG-LOK, Pin Style, Slotted, Steel, Standard End Pressure (10/Pkg.), K0323.04 Kipp M4 Spring Plungers, LONG-LOK, Pin Style, Slotted, Steel, Standard End Pressure (10/Pkg.), K0323.04](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/132989/174444/03021SpringPlungersSEMetric__71401.1438886906.jpg?c=2)