20 Multi-Colored 1/2" Chrome Steel Balls for GraviTrax Marble Run | Coloured Marble Set Great for Racing, Rolling | Colored Marbles Compatible with Marble Runs & Games

Key features

• LUSTEROUS, MULTI-COLORED 20 PACK: Steel marble set includes twenty 1/2" steel balls (5 green, 5 red, 5 blue and 5 silver) ideal for racing with marble runs, marble towers or colorful pinball balls
• DURABLE CHROME STEEL: Our steel marble set is engineered for improved precision and consistent high quality for long-lasting play with a variety of games
• SUPERIOR SURFACE QUALITY: Our steel marble ball features an excellent surface quality with a fine finish surface that is smooth and lustrous for a long-lasting, sleek appearance & optimal performance
• COMPATIBLE WITH GRAVITRAX MARBLE RUN: Keep racing and rolling with these replacement marbles designed for use with the popular GraviTrax Marble Run, GraviTrax expansions sets and GraviTrax accessories
• PERFECT SIZE FOR A VARIETY OF GAMES: Our 1/2" marble works great with most marble runs and is compatible with a variety of games, including Gravity Maze, Spacerail, Brio Labyrinth Game & Brio Pinball.Perfect small marbles that can offer great flexibility.