Our ballasts are made of crushed, washed and graded authentic limestone. Just like the real ballast used on railroads. 1 pack contains 1.4 KG (3 lbs) of ballast. Size: 0.5 to 1.5 mm (500-1300 µ). Color: Grey Blend. Best for HO-OO (1/87 and 1:76) tracks.
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