Vibe-Lock SS bolt 3/8-16 x 1inVibe-Lock SS bolt 3/8-16 x 1inVibration ProofNo Tightening RequiredBolts Don Not Back OutEasy InstallationEasy RemovalUse Them Time And Time AgainTaylor Cable acquired Vertex Magnetos in 1994 to deliver a complete performance spark package unmatched by any competitor. In 2010 Taylor purchased Street & Performance Electronics and added the TBS line of Helix Power Tower Plus Throttle Body Spacers, AirMax Spiral Flow Air Intake System, Coil Covers, Spacer Max Valve Cover Risers, VMAX Intake Manifold Spacer and Billet Aluminum Products and Accessories. Taylors most recent acquisition was Percys High Performance in 2011. The addition of the Percys product line adds Gaskets, Adjust-a-Jet, Wheel-Rite and other innovative "Problem Solved" items to Taylor Cable.Header Bolt