Description
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Machined from a solid aircraft aluminum block with tight tolerances to achieve the most accuracy, consistency, and durability |
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Performed accurately and consistently with HPA PolarStar Engines on standard M4/M16 platform |
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Precision Rotary Dial Knob for fine hopup adjustments |
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Re-engineered the precision Hopup Lever and 4mm Bucking Nubs (6mm Bucking Nubs are optional) to perform best with R-Hop and Standard-Hop to keep the BB shooting accurately and consistently on every single shot |
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Removable Steel Pivot Pin for ease of setup and maintenance |
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Accepted the HPA PolarStar Engine M4 nozzle length |
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Fully compatible with most aftermarket soft and hard rubber buckings without losing FPS or dropping BB during use |
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Wisely equipped with an interchangeable Inlet Adaptor OD11mm to ensure the hopup unit is inserted exactly in the center of the 11mm inner bore HPA Engine nozzle outlet without wobbling. (Inlet Adaptor OD11.5mm and OD12mm are sold separately) |
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Mounted the removable CNC Brass Side Wings to slide smoothly into the outer barrel slots |
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Included an advanced CNC Delrin Locking C-Clip to hold the inner barrel tight in place without wobbling and twisting |
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Equipped with 2 compression springs on top and center to ensure the hopup unit is seated straight and air tight during use |
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Specially designed with a new BB Latching System to prevent BB dropping after removing the magazine |
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The Latching Arm can also be manually pressed to release the remaining BB from inside the hopup chamber |
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Compatible with any 11mm inner bore HPA Engine nozzle outlets |
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