The Yankee Hill Machine Company's Nielsen Piston is a stainless steel, 9mm accessory for R9 & N2O silencers weighing just 1.4 oz. Note, it is not suitable for Sidewinder suppressors.
Specs
| Model No. | YHM-2060-36 |
| Model | Nielsen Piston |
| Manufacturer | Yankee Hill Machine Company |
| Illuminated | No |
| Caliber | 9mm |
| Weight | 0.1 |
