




Shipping costs and estimates depend on your destination. Delivery details
Request within 30 days of delivery. Conditions and exclusions apply. Return policy
Tracking is emailed after dispatch. Remote routes may take longer. Shipping policy
The TPO 4-Slot Red M-LOK Picatinny Rail MK4-QD offers a compact, CNC machined mounting solution designed to expand your accessory choices without compromising balance. It supports both a 4-slot and a longer 7-slot single Picatinny rail in one rugged piece.
With M-LOK compatibility, you can confidently attach optics, lights, lasers, or other attachments to fit your setup and mission profile. The rail lengths are 1.8 inches for the 4-slot configuration and 3 inches for the 7-slot option, helping you tailor your rail to your preferred balance and real estate needs.
Constructed from premium aircraft-grade aluminum alloy with high-strength steel hardware, this rail delivers strength without excessive weight. It features a durable black matte hard coat anodized finish designed to resist wear in field use. The red variant helps with quick visual identification on the firearm.
The package comprises the M-LOK Picatinny rail, T-nuts, screws, hex wrench, and the QD socket for quick access.
Hand-tighten hardware to the recommended torque, then verify alignment before use. Clean and inspect screws periodically to maintain secure mounting.
Q: What is included with the MK4-QD rail?
A: The package includes the rail, T-nuts, screws, hex wrench, and a QD socket.
Q: How do I choose between 4-slot and 7-slot lengths?
A: Choose 1.8 inches for a compact setup (4-slot) or 3 inches for extended options (7-slot).
Orders ship across Canada. The shipping policy lists 1–2 business days for processing, followed by estimated delivery after dispatch: 3–7 business days for most Canadian provinces, or 7–14 business days for remote and Northern communities. These are estimates, not delivery guarantees.
Shipping costs, if any, and applicable taxes are shown at checkout before payment. Tracking details are emailed after dispatch. See the shipping policy for destination details, delays and split shipments.
Request an eligible return within 30 days of delivery. Items must meet the policy's condition requirements, including being unused/unworn with tags, accessories, parts and proof of purchase. Conditions and exclusions apply, including those for used items, gift cards and marked final-sale items.
For eligible returns, a prepaid return label is provided. Start by emailing canadawildco@gmail.com. Refunds are normally issued within 5–10 business days after the returned item is received; your payment provider may take additional time.
Read the full return and refund policy for eligibility, packaging requirements, exclusions and damaged or incorrect items.
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