
Dr. Black 6.01mm 113mm Aluminum Inner Barrel – Purple | Hi-Capa 5.1 GBB

Aesthetic
Boost your Hi-Capa’s accuracy and speed with the Dr. Black 6.01mm Aluminum Inner Barrel in 113mm Gray. Weighing only 0.30oz, this ultra-light barrel is built for competitive speed builds, giving you quicker cycling without sacrificing precision.
Crafted from durable aluminum and CNC-machined for exact tolerances, it delivers tight groupings and consistent performance. As the only colored inner barrel on the market, it not only improves accuracy but also adds a unique custom look to your build. Pair it with the Dr. Black “Dinging” Outer Barrel for a seamless style upgrade.
Features:
- 6.01mm tight bore for enhanced accuracy and consistency
- 113mm length – fits Hi-Capa 5.1 GBB pistols
- CNC-machined aluminum for strength and lightweight performance
- Weighs only 0.30oz – ideal for speed builds
- Unique gray anodized finish for a custom appearance
- Perfect match with Dr. Black “Dinging” Outer Barrels
Ideal for speedsoft players, competition shooters, and custom pistol enthusiasts looking for both performance and style.
⛟ Shipping Info
📦 Order Processing
Orders are processed and shipped within 1 business days of purchase.
- Orders placed before 3:00 PM PST (Mon–Fri) usually ship the same day.
- Our warehouse is closed on Saturdays, Sundays, and major U.S. holidays.
- If any item in your order is out of stock, we’ll notify you by email before shipping the remaining items.
Once your package is on the way, you’ll receive a shipping confirmation email with tracking details.
🚚 Free & Flat Rate Shipping
- Free Standard Shipping is available on orders over the threshold amount of $99
- Orders under the threshold ship at a flat rate of $5.71.
- Need it faster? Expedited UPS options are available at checkout.
🔍 Tracking Your Order
- As soon as your order ships, you’ll get a confirmation email with tracking info.
- Please check your spam/junk folder if you don’t see the email in your inbox.
- If you created an account, you can also track your order anytime by logging in.
If your order hasn’t arrived within 7 business days of the estimated delivery date shown in tracking, please contact us so we can assist right away.
↺ Return & Exchanges
🔄 Free Returns (U.S. Only)
We offer free returns for customers within the United States. At this time, returns from outside the U.S. are not eligible.
✅ Our Guarantee
If you’re not completely satisfied with your order, you may return it for a refund, exchange, or store credit.
- Items must be unused, uninstalled, and in original condition within 14 days of purchase.
- Defective items will be reviewed and replaced or refunded as appropriate.
📌 After 14 Days
- Returns received after 14 days are subject to a 15% restocking fee.
- Store credit is issued based on the , including any discounts, coupons, or promotions applied at the time of purchase.
📝 How to Start a Return
To request a return or exchange, please visit our Contact Us page and input the order ID as the title and let us know why you are returning or replacing.
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