Antineutron
The ANTINEUTRON is the antiparticle of the Neutron. Also part of the Antiparticle 14-pack.
Approximately 5 oz (142 gm); 3.5 inches (12 cm) across.
For ages 5 and up as it contains glued-on/small parts.
CATEGORY: ANTIPARTICLES > ANTI-NUCLEONS
UNIQUE PRODUCTS
