The German designed HK417 is such a gorgeous assault rifle designed for trained, advanced users / organizations. Its larger 7.62 bullet allows it to make more of an impact over its younger siblings (416) 5.56 bullet. It excels in above medium engagement distances.

Supplies

Below is an approximation for the parts needed to build 1 gun, 1 magazine, 1 slingshot unit, 6 bullets, and 1 sight:

Yellow connector: 248

White connector: 48

Green connector: 40

Y clip: 68

White rod: 217

Little green rod: 532

Small (white rod length) blue flexi rod: 6

Orange connector: 59

Gray connector: 118

Female hinge connector: 16

Blue spacer: 121

Mall ball joint: 15

Black rod end cap: 29

Male hinge connector: 8

Blue clip: 49

Red connector: 65

Female ball socket: 9

Small little orange 3d connector: 3

Red rod: 6

Gray spacer: 121

Blue rod: 43

Gray endless X rod: 9

Yellow rod: 10

Tan clip: 21

Blue 3d connector: 6

Double connector: 12

Long black rod: 5

Small black tires: 6

Small gray wheel: 2

Small black wheel: 4

Micro (2 way) purple con: 1

Size 32 or 33 rubber band: 3

Pack of SCUNCI headbands (from Target): 1

Step 1: Instructional Video

Follow the tutorial to build a functioning replica of the HK417 assault rifle with your K'NEX pieces! Featuring a repeating slingshot firing mechanism, true trigger, pre-loadable six round removable box mags, along with an adjustable power band, this gun can achieve ranges of over 45 feet when utilizing the ideal power setting.