THIS IS AN OPTIONAL ACCESSORY PART AND IS NOT INCLUDED WITH BLASTERS.
It is compatible with: Caliburn, Caliburn U, Esper, and Talon Claw.
NOT COMPATIBLE with Rival or NStrike rails. Mounts to any Picatinny rail segment.
Vertical foregrip styled and designed to match the Nerf Caliburn Homemade. Can be attached by inserting the "Core" part through the side window and securing that in place with a short screw. Uses standard AR style pistol grips, but includes and attached printed alternative.