Xtreme ProMag Timer - Audible Indicator - Black - MSD ProMag Magneto MT-RMAX-RM Ability to lock the chin

Ability to lock the chin bar in the open position

It's rock-steady stability underfoot

1-5/8"-1-3/4" primary tubes and 3" dia

These are our Professional Series Arm Restraints and are Nomex covered HD foam with adjustable length nylon straps

Xtreme ProMag Timer - Audible Indicator - Black - MSD ProMag Magneto MT-RMAX-RM Ability to lock the chinIt was just impossible to set the timing on a Sprint Car without running the engine until now. The ProMag is triggered by an inductive pickup and old buzz boxes do not work with inductive pick up ignitions. Safety First USA produces gauges and related components for sprint car applications. Their digital tachometers are available in both wired and battery powered versions. Product Description: Magneto Timing Box ProMag Timer Audible Indicator Black