K&rsquo;NEX K-FORCE &ndash; Super Strike RotoShot Blaster Building Set &ndash; 201 Pieces &ndash;  Ages 8+ Engineering Education Toy 5-SHOT ACTION  KNEX K-FORCE Super Strike RotoShot Blaster Building Set contains 201 plastic pieces, 5 foam darts, 1 quick-fit grip, 1 preload ring, and 1 rotochamber. These motorized parts let your kids build a toy blaster thats able to make five-shot rotating actions before reloading. 4 ALTERNATE MODELS  With the 201 KNEX pieces in this set, your children will enjoy building four customized blasters and one target. K-FORCE combines traditional construction play and blaster fun in one set. Kids can practice striking their target with the blasters they create. Plus K-FORCE blasters are super durable, with special new rod-locks to ensure that blasters stay together in the heat of battle! BLASTS UP TO 75 FEET  If your kids love exciting action and active play, theyll love building their very own foam dart gun. The kit comes with instructions on how to build various types of blasters. KNEX darts can fire up to 75 feet. Let your children compete with other kids on how far they can blast their foam darts. EASY TO USE  KNEX Super Strike Rotoshot Blaster Building Set comes with an easy-to-follow instruction manual to guide children through their building conquests. Unleash your kids critical-thinking skills as they learn the mechanism of a toy blaster. This building set is recommended for children ages 8 and up. STEAMagination  This is the connection of STEAM (science, technology, engineering, arts & math) with a childs natural curiosity and creativity, and it powers the fun of each and every KNEX building set. Building with KNEX puts children on a path to a fundamental understanding of STEAM / STEM subjects. CUSTOMIZABLE BLASTERS  K-FORCE Build and Blast is the only line of dart blasters that you design, build and fully customize! Specialized parts like quick fit grips and dart launching mechanisms combine with the K'NEX building system to create any blaster that you can imagine. Packaging may vary. COMMITMENT TO QUALITY  KNEX rods and connectors are responsibly made in America at a landfill-free, zero-waste green manufacturing facility in Hatfield, Pennsylvania. We test to the strictest quality and safety standards, ensuring that your child has a successful, trouble-free building experience. PARTS GUARANTEE  Broken part? Missing part? If you need a replacement for any reason, just give us a call! Well get you what you need so that your child can get back to building as soon as possible.