Build 6 different blaster and target models in one set, including the double chamber Dual Cross blaster that fires up to 75-feet! Each includes K'NEX rods and connectors plus special parts to create customized blasters: 2x blaster chambers, 3x skull dart holders, 2x quick fit grips, 2x preload rings, and 7x foam darts. In addition to the main 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 and up.
The K'NEX K-Force Dual Cross and Mega Boom Building Set Case includes 2 individually packaged building sets and may include the following (subject to change):
1x K-Force Dual Cross Building Set Case
1x K-Force Mega Boom Building Set Case