The Accu-Tac steel spikes are the perfect accessory for your
SR-5 / BR-4 bi-pod. They provide aggressive traction on dirt or any soft
surfaces. They are CNC machined and black oxide treated. The
replacement spikes have a simple screw on design for the
SR-5 / BR-4 Bi-Pod that allows you to quickly change from rubber feet
to steel spikes in seconds!