– Contains all hardware needed to assemble a Nerf U-Series Caliburn, designed by captainslug on Thingiverse.
– Assembly instructions provided by captainslug: U Caliburn assembly instructions.
– Default barrel is 14” length 0.527″ ID barrel
– Compatible with Caliburn springs and Pro-series Turf springs
– Add-ons sold separately
– If ordered with 509 or 495 barrel, will include barrel adapter
– Pcap plate requires modified Pcap print available here
– You can purchase an assembled U Caliburn here
– Additional springs can be purchased here
– SCAR Barrel
– Ported MuzzleBrake
– Aluminum internals
– Varying barrel types
– and more!
Access to files for printing your own parts available here: Print Files Download
**Design used with permission.