Backhead Reverse Quadrant -- For Power Reverse Brass HO Scale Cal Scale 190-373

Cal-Scale HO Cast Brass Backhead Reverse Quad Power Reverse - 190-373 BH-373

Cal-Scale HO #373 Reverse Quadrant (Brass Casting) 1:87th Scale

Steam Locomotive Backhead Air Stand Standard Brass HO Scale Cal Scale 190-367

HO Scale Brass Backhead Throttle for D&RGW, #3009 BNOS Cal-Scale

Cal-Scale HO #374 Backhead Samll Quad. (Brass Casting) 1:87th Scale

HO Scale Precision Scale Co 3257 Brass Steam Locomotive Backhead Pressure gauge

Cal-Scale HO #371 Backhead Throttle Front End (Brass Casting) HO Scale