G&G Airsoft GR16 Rotary Hop Unit M-Series Softair G-20-015 6mm bb's

G&G GR16 Rotary Hop Unit G-20-015. G&G GR16 Series. 1x G&G GR16 Rotary Hop-Up. For Airsoft Use Only, cannot be Modified for any other Purpose. G&G CM16 Series.

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