Umarex XBG .177 Caliber BB Gun Air Pistol
Umarex XBG .177 Caliber BB Air Pistol User Manual
Model: 2254804 | Brand: Umarex
Important Safety Warnings
Always read and understand this manual completely before using the Umarex XBG .177 Caliber BB Air Pistol. Failure to follow these instructions can result in serious injury or death.
- Always wear eye protection when handling or shooting the air pistol.
- This air pistol is not a toy. Adult supervision is required for users under 18 years of age.
- Keep fingers away from the trigger until ready to fire.
- Always assume the air pistol is loaded and handle it with care.
- Never point the air pistol at anything you do not intend to shoot.
- This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Figure 1: Side view of the Umarex XBG .177 Caliber BB Air Pistol.
Product Overview
The Umarex XBG is a .177 caliber BB air pistol designed for recreational shooting. It features a lightweight and durable polymer frame, powered by a 12-gram CO2 cartridge, and is capable of shooting steel BBs at high velocities.
Key Features:
- 19-shot, .177 caliber BB air pistol
- Powered by a 12-gram CO2 cartridge (CO2 NOT included)
- Shoots .177 caliber steel BBs at up to 410 fps
- Integrated Picatinny accessory mounts for optics, lasers, or lights
- Lightweight and durable polymer frame with fixed front and rear sights
- 19-shot drop-free metal magazine

Figure 2: Front view of the Umarex XBG air pistol, highlighting the barrel and accessory rail.
Getting Started
1. Installing the CO2 Cartridge
- Ensure the air pistol is unloaded and the safety is engaged.
- Locate the CO2 compartment at the bottom of the grip.
- Twist the cap at the base of the grip counter-clockwise to open the compartment.
- Insert one 12-gram CO2 cartridge into the compartment with the narrow neck facing upwards.
- Twist the cap clockwise until the CO2 cartridge is pierced and sealed. Do not overtighten.

Figure 3: Bottom view of the grip, showing the CO2 cartridge access point.
2. Loading BBs
- Press the magazine release button, located near the trigger guard, to remove the magazine.
- Pull down the spring follower on the side of the magazine until it locks into place.
- Insert up to 19 .177 caliber steel BBs into the loading port.
- Release the spring follower carefully to secure the BBs.

Figure 4: The detachable 19-shot magazine for the Umarex XBG.
3. Inserting the Magazine
- With the BBs loaded, insert the magazine firmly into the grip until it clicks into place.
- Ensure the magazine is securely seated before proceeding.
Operating Instructions
Safety Mechanism
The Umarex XBG features a manual safety switch located on the right side of the pistol, above the trigger guard. To engage the safety (safe mode), push the switch fully forward. To disengage the safety (fire mode), pull the switch fully backward until the red indicator is visible.

Figure 5: Side view illustrating the location of the safety switch.
Firing the Air Pistol
- Ensure you are in a safe shooting environment and wearing eye protection.
- Disengage the safety by pulling the switch backward to expose the red indicator.
- Aim at a suitable target.
- Grip the pistol firmly and slowly pull the trigger to fire. The XBG operates in Double Action Only (DAO) mode.
- After firing, engage the safety immediately.
Care and Maintenance
Proper maintenance ensures the longevity and reliable operation of your Umarex XBG air pistol.
- Cleaning: Regularly wipe down the exterior of the air pistol with a clean, dry cloth to remove dirt and debris.
- Lubrication: Apply a drop of pellgun oil or similar airgun oil to the tip of each new CO2 cartridge before insertion. This helps to lubricate the seals and prevent wear.
- Storage: Store the air pistol in a cool, dry place, unloaded and with the safety engaged. Keep it out of reach of children and unauthorized users.

Figure 6: The Umarex XBG air pistol shown with CO2 cartridges and BBs, essential for operation.
Troubleshooting
This section addresses common issues you might encounter with your Umarex XBG air pistol.
| Problem | Possible Cause | Solution |
|---|---|---|
| BBs fall out when magazine is removed. | Normal behavior for some BB gun magazines. | Hold the pistol upside down when removing the magazine, or cup your hand under the opening to catch loose BBs. |
| Trigger pull feels stiff or heavy. | Characteristic of Double Action Only (DAO) trigger mechanisms. | Practice consistent trigger pull. Using both hands can help stabilize the pistol during the pull. |
| Loss of power or inconsistent velocity. | Depleted CO2 cartridge or worn seals. | Replace the CO2 cartridge. Ensure a drop of pellgun oil is applied to the CO2 tip before insertion to maintain seal integrity. |
Technical Specifications
| Specification | Value |
|---|---|
| Caliber | .177 (4.5mm) BB |
| Power Source | 12-gram CO2 cartridge |
| Magazine Capacity | 19 rounds |
| Velocity | Up to 410 fps |
| Barrel Material | Metal |
| Frame Material | Plastic |
| Overall Length | 10 inches (approx.) |
| Weight | 0.7 Pounds (approx.) |
| Model Number | 2254804 |
| UPC | 723364548048 |
Warranty and Support
For detailed warranty information and customer support, please refer to the official Umarex website or contact their customer service department.
A digital copy of the user manual is available for download:
Visit the official Umarex store for more products and information:
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