Scaleauto SC-1601 - Pro guide, 3/16" post, pk. of 2 (C)

Pro Guide 3/16" post Club racing 9.1mm blade. Use this guide on routed tracks or trim to exact depth needed for your plastic track.. Blade may need to be thinned for some tracks. This is essentially a copy of a Jet Guide, which has been used in US pro racing since the 1970s.