Zenitco RK-8 Vertical Grip for PK, PKM and PKP
- $349
Available Options
In short: Zenitco RK-8 is a D16T aluminum vertical grip designed for the original grip seating position on PK, PKM and PKP. Two integrated side Picatinny rails provide documented mounting points for compatible Perst-series aiming modules.
Compatibility hierarchy
| Compatible model | Required interface | Accessory interface |
|---|---|---|
| PK | Original grip seating position and mounting cylinders | Two side Picatinny rails |
| PKM | Original grip seating position and mounting cylinders | Two side Picatinny rails |
| PKP | Original grip seating position and mounting cylinders | Two side Picatinny rails |
Selection checkpoint: RK-8 is documented for PK, PKM and PKP. The integrated side rails are intended for compatible Perst-series aiming modules.
Construction and control
The body is machined from D16T aluminum alloy and offered in Black or Desert. Its lower adjustment screws are tightened after the primary mounting screws to remove movement at the original seating position.
Technical specifications
| Compatible models | PK; PKM; PKP |
|---|---|
| Material | D16T aluminum alloy, machined |
| Dimensions | 155 × 64 × 90 mm, tolerance +5 mm |
| Weight | 317 ± 3 g |
| Accessory interface | Two side Picatinny rails for compatible Perst-series modules |
| Operating temperature | −50 to +50 °C |
| Finish options | Black; Desert |
| Manufacturer warranty period | 60 months for storage and operation |
Installation outline
- Place RK-8 in the original PK, PKM or PKP grip seating position.
- Align its mounting screws with the original mounting cylinders and secure both screws.
- Tighten the two lower adjustment screws with the hex key until movement is removed.
- Confirm secure seating before attaching a compatible Perst-series module to either side rail.
What's in the Box
| Zenitco RK-8 vertical grip in the selected finish | × 1 |
| Hex key | × 1 |
| Operating manual | × 1 |
Frequently asked questions
Which models accept RK-8?
The manufacturer documents the original grip seating position on PK, PKM and PKP.
What are the two side rails for?
They provide Picatinny mounting points for compatible Perst-series aiming modules.
How is installation movement removed?
After securing the primary mounting screws, tighten the two lower adjustment screws with the included hex key.
Which finishes are available?
Black and Desert.
Zenitco Specs
General
Mounting & Rails
Kit Contents
Care & Chemicals
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