Uploaded May 2015 | Updated September 2026, 31 minutes ago
Build 6 different blaster and target models in one set, including the double chamber Mega Boom blaster! Fires up to 75 feet! Set includes K'NEX rods and connectors plus special parts to create customized blasters: 2 blaster chambers, 3 skull dart holders, 2 quick fit grips, 2 preload rings and 7 foam darts. In addition to the main Mega Boom blaster, you can download instructions for 5 alternate blasters and buildable targets. Most models can be built one at a time. Compatible with the entire K-FORCE Build and Blast line. Ages 8+. knex.com/shop/17880/mega-boom-building-set
Build 6 different blaster and target models in one set, including the double chamber Mega Boom blaster! Fires up to 75 feet! Set includes K'NEX rods and connectors plus special parts to create customized blasters: 2 blaster chambers, 3 skull dart holders, 2 quick fit grips, 2 preload rings and 7 foam darts. In addition to the main Mega Boom blaster, you can download instructions for 5 alternate blasters and buildable targets. Most models can be built one at a time. Compatible with the entire K-FORCE Build and Blast line. Ages 8+. knex.com/shop/17880/mega-boom-building-set
