The Thumper is a monster for launching large darts or quantities of smaller ones.  This kit contains all of the 3d parts and hardware to build your own Thumper blaster.  The Thumper is a blaster that fires MegaXL Darts using a T-pull prime with a harmonica clip, designed by SillyButts. Includes 3 triple elite barrel modules.

Choose optional assembly to have the Out of Darts team assemble your blaster for you.

FEATURES:
• Massive power for launching Mega XL
• Stainless Steel 4-40 screws
• Compatible with other barrel modules
• Designed by Sillybutts
• Licensed and Authorized by Sillybutts