U Series Railgasm


Add top rail segments to your U-Series blasters.

This accessory is not compatible with the Caliburn 4 (C4).

Applies to front acorn nut
Include Barrel Adapter (+$2.00)
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– Compatible with U Series blasters built using most recent hardware versions (Talon Claw v4)

*U Talon Claw top threaded rod length: 9″
*U Caliburn top threaded rod length: 12″
*U Bullpup top threaded rod length: 13-3/4″

Print files available here

Additional information

Weight .125 lbs
Dimensions 5 × 5 × 5 in


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