S2 Designs Lightning Banjo for Fusion engine AK The H&K KWA USP Compact

The H&K KWA USP Compact is the compact version of the USP Full size designed for CQB situations

clean backyard fun for the whole family

Elimination of ionizing sparks from the commutator (ESD)

Run-time LEVEL 1

Shell Included: 3pcs

S2 Designs Lightning Banjo for Fusion engine AK The H&K KWA USP CompactThe Lightning Banjo by S2 Airsoft Designs is an upgrade part for Fusion Engines that dramatically improves air efficiency by improving poppet movement speed. Efficiency gains vary between 90% and 25% depending on setup and no pressure or FCU changes are needed for most setups. The Lightning Banjo works with stock and low flow poppets, shims, and all nozzles and works at 30 120psi. (Note: For long barrels and some gold poppet setups, dP adjustment may