Give your marble fresh momentum with the Gravitrax Add On Hammer will add some much-needed velocity to your track layout. If the marbles have slowed to a crawl this Hammer will smack the marble giving it some much needed momentum to complete the circuit!
Combine this hammer with the Gravitrax Starter Set for even more action and excitement!
- 1 x Instruction Booklet
- 1x Hammer Block
- 1 x Long Plastic Track
- 2 x Medium Plastic Tracks
- 3 x Short Plastic Tracks
Recommended for ages 8 and up and suitable for 1 or more players.