Free ground shipping on every contiguous U.S. order · Ships within 1 business day after payment/verification · Upgraded shipping processed same business day when ordered by 9:30 AM ET
Click the image to open it full size. Additional supplier images appear when available.
Why customers choose this item
✓Triangle stock profile
✓Fits Picatinny interface
✓Anodized aluminum body
✓Black finish coating
✓Fixed stock configuration
✓Rifle stock system
Product highlights
Triangle stock designed to fit Picatinny rear mounting interfaces for rifle platforms
Black stock with anodized finish for corrosion resistance and durable surface protection
Midwest Industries MI-TRI-F stock listed under Triangle series rifle stock products
Designed as a fixed stock option for firearms using Picatinny stock mounting points
Manufacturer part number MI-TRI-F identifies specific Midwest Industries triangle stock model
UPC 812102035251 identifies Midwest Industries Triangle stock with Picatinny fit
Product description
The Midwest Industries Triangle Stock Black Picatinny is a rifle stock designed for mounting to firearms equipped with a Picatinny rail interface. This model features a fixed triangle profile with a compact form factor for streamlined firearm configurations.
The Midwest Industries Triangle stock is constructed from aluminum with an anodized black finish for surface protection and structural consistency. It mounts directly to a Picatinny rail system as specified, providing a rigid attachment point without adjustment positions. The stock is categorized under stocks and buffer tube accessories and is intended for firearm setups requiring a fixed rear support component. This product is used for stabilizing rifle platforms in range use or field configurations where a compact and fixed stock design is appropriate.
Volume pricing for business and agency buyers, plus free ground shipping on most continental U.S. orders.
Business & agency accounts
Bulk discounts
Volume pricing, dedicated account management, ACH payment options, and special sourcing for businesses, agencies, law enforcement, and first responders.