DCCconcepts Gauges Home / Gauges, Tools & Fasteners / DCCconcepts Gauges / Back to Back – TT or HOn-3 (Standard) 10.24mm Back to Back – TT or HOn-3 (Standard) 10.24mm Price: £8.29Tax Free Brass Back-to-back gauge for 12mm gauge track – HO-M, TT or US Narrow gauge (Meter or US 3’0″ gauge, HO Scale. set to NMRA standards) In stock QTY Back to Back - TT or HOn-3 (Standard) 10.24mm quantity Add to basket SKU: DCG-BBTT Category: DCCconcepts Gauges Related products 3 Point Track Gauge EM Scale 18.2mm Price: £16.63Tax Free In stock QTY 3 Point Track Gauge EM Scale 18.2mm quantity Add to basket Part:DCG-TGEM Roller Gauge (w/handle) OO/HO (Special Fine) 16.2mm BH (2 Pack) Price: £16.63Tax Free In stock QTY Roller Gauge (w/handle) OO/HO (Special Fine) 16.2mm BH (2 Pack) quantity Add to basket Part:DCG-RGBHSFOO Back to Back OO/HO (Standard) 14.5mm Price: £8.29Tax Free In stock QTY Back to Back OO/HO (Standard) 14.5mm quantity Add to basket Part:DCG-BB145 Roller Gauge (w/handle) OO/HO (Standard) 16.5mm BH (2 Pack) Price: £16.63Tax Free In stock QTY Roller Gauge (w/handle) OO/HO (Standard) 16.5mm BH (2 Pack) quantity Add to basket Part:DCG-RGBHBFOO