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PMM SIG P320 Optic & Lightening Slide Cuts


Optic Cut and Iron Sights

Slide Lightening

Slide Finish

Barrel Finish

I understand this a permanent modification and have double checked I am placing the correct order
I printed out the pistol worksheet and will fill it out and include it in my package
Order total:

Earn up to 585 Points.

Out of stock

Product Details

Product Details: PLEASE READ


​This is a service that requires sending in your slide.


The slide must be a factory slide and cannot be a blank or “builder” slide.


We cannot machine slides previously cut for an optic.




Machining: MINIMUM 6 WEEKS



  • Black DLC: 2-6 Weeks
  • FDE PVD: Minimum 6 weeks
  • Cerakote: 1 Week (If selecting, please specify color in order comments at checkout)


You are responsible for shipping to us. We do not provide the initial label or box.


Please ship to:


Parker Mountain Machine

19 Fire Rd 13

Strafford, NH 03884


You may use whichever shipping provider you choose. Your shipment must include your:


  1. Sights if you’re providing your own
  2. Optic if you would like for us to install it for you (not necessary)


  • Internals/sights are not necessary to be included unless otherwise stated
  1. Most optic cuts do not require any modification to slide internals, however there are exceptions
  2. We do not charge for disassembly or reassembly, so feel free to send in the complete slide
  3. If you are purchasing new sights from us, you will receive your old sights back


  • Be sufficiently padded, taped, and INSURED
  1. Parker Mountain Machine is NOT responsible for slides that arrived damaged, missing items due to irresponsible packing, or not arriving at all. PLEASE INSURE YOUR PACKAGES. SIGNATURE REQUIRED IS NOT NECESSARY, BUT WE WILL HAPPILY SIGN FOR IT YOU’D PREFER IT.
  2. Please do not throw your slide or other items in an envelope and/or rely on the adhesive on the box.


Please select options from the drop down menu.


IDRS option: This cut removes the factory dovetail for use with our IDRS (Integrated Drop-In Rear Sight) with a front sight post. Can only be used with a Trijicon RMR, Trijicon SRO, or Leopold Delta Point Pro Optic.



Download and fill out to send in with slide.

Download PDFpmm_slide_work_sheet_pdf



Additional information

Weight 0.5 lbs

Optic Cut and Iron Sights

Optic Cut Footprint

None, RMR, SRO, RMR (Rear Irons Forward), RMR IDRS, SRO IDRS, RMR-HD IDRS, RMRcc, RMRcc IDRS, Delta Point Pro, Delta Point Pro IDRS, Aimpoint Acro, Aimpoint Acro (Rear Irons Forward), Vortex Venom, Vortex Viper, RMSc, Holosun 509T, Holoson 509T (Rear Irons Forward), Romeo 3 Max, Holosun 507K

Iron Sights

None, Suppressor Height Co-Witness, IDRS

Slide Lightening


None, Yes

Slide Finish

Slide Finish

Bare Metal, Black DLC, FDE PVD, Cerakote, One Color, H Series (Please specify swatch in order notes), Cerakote, One Color, E Series (Please specify swatch in order notes), Cerakote, Three Color Patter, H Series (Please specify swatches and pattern in order notes)

Barrel Finish

Barrel Finish

None, Black DLC, FDE PVD

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