NMRA HO Scale Standards Gauge Mark IVb NMRA HO Scale Mark IVb Standards Gauge Our Price:  $12.95 More than 6 Available [Ships 1-2 business days] Qty:    SKU: MRA/HOGAUGE  [26/0]   MFG: Custom   PID: 943
Developed by, and manufactured for, the National Model Railroad Association, Inc (NMRA). Use this pocket-size gauge to check all critical dimensions of your HO scale track and rolling stock: Gauge of track and turnouts Flangeway gauge and depth Wheel gauge Coupler height Points gauge Platform height Tunnel and train clearances Includes complete instructions.   |  Email page to a friend