Umarex 2252549 .177 Precision Steel

Clear Product Overview

Umarex .177 Precision Steel BBs (MPN 2252549) are engineered to deliver consistent velocity, superior accuracy, and smooth feeding across all standard 4.5mm steel BB airguns. Manufactured under strict quality tolerances, these high-grade steel BBs feature a uniform spherical surface and a polished protective coating that guards against rust and surface oxidation. Housed in a user-friendly container with a built-in easy-pour spout, Umarex precision BBs allow fast, spill-free reloading for high-volume plinking, target shooting, and tactical airgun training.

Relevant Specifications

• Brand: Umarex Airguns

• Manufacturer Part Number (MPN): 2252549

• Caliber: .177 Caliber / 4.5mm

• Ammunition Type: Polished Steel BBs

• Surface Finish: Corrosion-Resistant Protective Coating

• Container Type: Ergonomic Easy-Pour Spout Bottle

• Intended Applications: Target Practice, Backyard Plinking, Tactical Action Pistol Training, CO2 Airgun Target Shooting

• Country of Origin: Imported

Real-World Use Information

Designed for optimal feeding in high-capacity spring-fed magazines and rotary rotary BB clips, Umarex Precision Steel BBs prevent binding and jams in semi-automatic CO2 air pistols and full-auto air rifles. Their consistent diameter and low surface friction ensure maximum air compression efficiency, delivering higher muzzle velocities and tighter target groupings. The secure flip-top spout container makes refilling drop-out magazines and internal loading tubes simple and mess-free.

Compatibility & Requirements

• Airgun Compatibility: Fits all standard .177 caliber (4.5mm) steel BB pistols, CO2 airguns, multi-pump pneumatic rifles, and spring-action BB guns.

• Equipment Caution: Never fire steel BBs through rifled pellet gun barrels, as hard steel BBs can permanently damage precision rifling lands.

• Safety Requirement: Always wear protective shooting glasses during operation; steel BBs can rebound or ricochet off hard targets and backstops.

Pros & Limitations

Pros:

• Precision Spherical Tolerances: Consistent sizing prevents double-feeding and magazine jams.

• Corrosion Protection: Smooth outer coating guards against rust and environmental corrosion.

• Easy-Pour Bottle: Integrated nozzle allows controlled, spill-free loading directly into small magazine ports.

• High Muzzle Speed: Lightweight steel construction maximizes velocity out of CO2 and pneumatic actions.

Limitations:

• Smoothbore Only: Intended strictly for smoothbore BB guns; do not use in precision pellet rifles with rifled barrels.

• Ricochet Hazard: Hard steel composition causes bounce-back off wood, metal, or stone; shoot only at soft backstops.

Frequently Asked Questions (FAQs)

Q: Will Umarex 2252549 precision steel BBs fit all 4.5mm BB pistols?

A: Yes, Umarex .177 steel BBs are manufactured to standard 4.5mm dimensions and are fully compatible with all standard steel BB air rifles and CO2 pistols.

Q: Are these BBs suitable for full-auto CO2 BB guns?

A: Yes, the precision spherical shape and low-friction surface finish make Umarex BBs an exceptional choice for fast-cycling, full-automatic CO2 airguns.

Q: Can I reuse steel BBs that I’ve already fired?

A: Reusing fired BBs is not recommended because minor surface deformations or transferred dirt can jam your airgun’s feeding mechanism or scratch the internal barrel.

Shipping & Delivery Information

• Standard Shipping: Ships via standard ground transportation across the United States.

• HazMat Classification: Non-Hazardous Material; standard consumer airgun ammo rules apply.

• Age Restrictions: Buyers must comply with local and state rules regarding airgun ammunition purchases.

• Return Policy: Unopened containers are eligible for standard returns according to store policy.