Description
There's a lot of 1911s out there, but the Tisas Night Stalker B9BA was clearly designed by people who actually think about carrying one. The 4.25-inch bull barrel with a single-port bushing-style compensator sits in a Commander-length slide on a full-size aluminum frame, which gives you that natural 1911 balance without the extra weight of an all-steel build. At just over 2 pounds unloaded, this is one of the lighter 1911s you'll handle in this class.
The biggest standout feature on the B9BA is the licensed Ed Brown Bobtail Cut on the frame. That rounded butt isn't just cosmetic — it tucks under a cover garment noticeably better than a standard squared-off grip, and it softens the feel in your hand during longer carry sessions. Tisas is one of the only manufacturers outside of Ed Brown's own shop authorized to use that trademarked cut, which tells you something about how seriously they're approaching this build.
The slide comes cut for RMSc and 507K footprint micro red dots right from the factory, and the pistol ships with a tritium front night sight and an adjustable rear for co-witness use. An integrated Picatinny rail up front gives you room for a light or laser, the ambidextrous thumb safety makes this equally usable for left- and right-handed shooters, and the internals run on Colt Series 70-compatible parts — meaning the aftermarket is wide open if you want to personalize the trigger or any other component.
The grey Cerakote finish covers both the aluminum frame and the forged steel slide, giving the whole gun a clean, uniform look that also holds up well to daily wear. Tisas backs the B9BA with a 1-year limited warranty on materials and workmanship, plus a lifetime service plan that kicks in after that first year. Two magazines, a cleaning kit, a lockable hard case, and an owner's manual are included in the box.
Key Specifications
- Manufacturer: Tisas / SDS Imports
- MPN: 10100133
- UPC: 723551445433
- Caliber: 9mm
- Action: Single Action Semi-Auto
- Barrel Length: 4.25 in. (Bull Barrel with Bushing Compensator)
- Overall Length: 8.5 in.
- Capacity: 10+1
- Weight (Unloaded): 2.12 lbs.
- Frame Material: Aluminum
- Slide Material: Forged Carbon Steel
- Finish: Grey Cerakote
- Sights: Tritium Front / Adjustable Rear (RMSc/507K Optics-Ready)
- Safety: Ambidextrous Thumb Safety
- Frame Cut: Ed Brown Bobtail Cut
- Rail: Integrated Picatinny Rail
- Number of Magazines: 2
What’s Included
- Tisas 1911 Night Stalker B9BA Pistol
- 2 Magazines
- Cleaning Kit
- Lockable Hard Case
- Owner's Manual
Frequently Asked Questions
What makes the Night Stalker B9BA different from a standard 1911 carry gun?
A few things set it apart. The Ed Brown Bobtail Cut rounds off the bottom rear of the grip frame, which significantly reduces printing and makes the gun more comfortable to carry all day compared to a standard square-butt 1911. On top of that, the aluminum frame keeps weight down to just over 2 pounds, and the bushing-style compensator on the barrel helps manage muzzle flip for faster follow-up shots.
What red dot optics fit the Night Stalker B9BA slide?
The slide is cut for the RMSc and Holosun 507K footprint, which are two of the most popular micro red dot patterns on the market. The optic cut also co-witnesses with the factory sights, so you can run iron sights alongside your optic without additional modifications.
Are the internals compatible with standard 1911 aftermarket parts?
Yes. The Night Stalker B9BA runs on Colt Series 70-compatible internals, which means the vast majority of standard 1911 aftermarket triggers, springs, safeties, and other components will fit. This is a big deal for anyone who likes to personalize their pistol or swap out parts over time.
Is the Night Stalker B9BA reliable with hollow point ammunition?
The bull barrel with target crown and 9mm chambering are both well-suited to feeding a wide variety of ammunition, including hollow points. Like any 1911-pattern pistol, it's good practice to run a few boxes of your chosen defensive load through it before trusting it for carry, but the Night Stalker line has a solid track record of reliable feeding across different bullet types and weights.
How does the aluminum frame affect durability compared to a steel-frame 1911?
Aluminum frames are lighter but still very durable for a carry gun with normal use. The trade-off is that, over tens of thousands of rounds, an aluminum frame will show wear faster than a steel one — but for the vast majority of users, this won't be a practical concern. The grey Cerakote finish also adds a layer of protection against corrosion and surface wear.
Does the Night Stalker B9BA come with a warranty?
It does. Tisas covers the B9BA with a 1-year limited warranty against defects in materials and workmanship from the original retail purchase date. After that first year, the pistol transitions to Tisas's Lifetime Service Plan, which covers material defects for the life of the firearm, excluding normal wear items.





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