AEA Zeus MKII — .72 Cal Big Bore PCP Air Rifle

AEA Zeus MKII Review — The Ultimate Big Bore PCP

The AEA Zeus MKII represents the pinnacle of big bore air rifle engineering. This redesigned bullpup PCP delivers up to 1500 foot-pounds of muzzle energy in its .72 calibre configuration . The MKII platform features a thicker, more stable barrel and reinforced internal components for higher energy shots. Available with 18-inch, 24-inch, or 30-inch barrel lengths, the Zeus MKII suits shooters who demand maximum impact for large game hunting or long-range steel target work . Despite its immense power, the bullpup layout keeps the rifle balanced and manageable in the field .

AEA Zeus MK2 UK — Technical Specifications

The Zeus MKII operates with a maximum fill pressure of 4500 PSI (310 bar) . The air tube capacity ranges from 250cc (18-inch model) to 600cc (30-inch model) , with an optional 800cc rear tank adding approximately one extra pound of weight . The rifle uses a side lever bolt-action cocking system and features a full-length Picatinny rail for optics mounting . Available in .72 calibre (18.3mm) as standard, the Zeus MKII is also offered in .58 calibre and .95 calibre versions for shooters seeking even larger projectiles . The rifle has no open sights, so you must fit your own scope . Weights range from 9.5 lbs for the 18-inch model to 11.5 lbs for the 30-inch version .

AEA Zeus MKII Bullpup — Power and Barrel Options

The 30-inch barrel version delivers the highest performance — up to 1500 foot-pounds in .72 calibre . The 24-inch barrel produces up to 1300 foot-pounds, while the 18-inch barrel yields up to 1000 foot-pounds . The .58 calibre versions produce correspondingly lower energy: approximately 1050 FPE from the 30-inch barrel, 900 FPE from the 24-inch, and 700 FPE from the 18-inch . The Zeus MKII is an unregulated system, so you must monitor your pressure gauge and adjust holdover accordingly as the shot count increases . Typical shot strings are limited to 3-5 high-power shots per fill, with significant pressure drop after each discharge .

AEA Zeus MKII Problems — Honest Owner and Dealer Feedback

The Zeus MKII has several known limitations worth discussing. A German dealer reported that the prototype failed their reliability test, not achieving 1000 consecutive shots without malfunction . The rifle is unregulated, meaning velocity drops significantly across the shot string. Owners must learn their specific shot sequence and compensate with holdover . The .72 calibre ammunition is expensive and harder to source than standard .177 or .22 pellets. In Germany, the MKII is restricted to .68 calibre because .72 calibre rubber projectiles are not available . The rifle is also extremely loud — one dealer stated the Zeus is not shootable without a silencer outside dedicated big bore ranges . A forum user also noted that AEA’s advertised weights are often inaccurate, with the actual rifles weighing more than claimed .

AEA Zeus MKII Accuracy — What to Expect

The Zeus MKII is not a 100-yard benchrest rifle, but owners report good practical accuracy. One forum user shooting a .72 calibre MKII with an 18-inch barrel reported touching groups at 50 yards . Another owner recommended learning the unregulated shot sequence to maintain accuracy at longer ranges, achieving MOA-level hits at 200 metres with a .58 calibre Megalodon . For best results, use high-quality slugs and chronograph your rifle to establish the ideal shot curve. Avoid rapid strings as this can cause point of impact shifts .

AEA Zeus MKII For Sale UK — In Stock at Fieldcraft Airguns

Fieldcraft Airguns has the AEA Zeus MKII Bullpup Tactical in stock now. We offer the .72 calibre version in 18-inch, 24-inch, and 30-inch barrel configurations. Please note that due to UK law, this rifle is for export only and may require a firearms certificate depending on muzzle energy . We strongly recommend contacting us before purchase to discuss UK legal compliance, ammunition availability, and shooting location suitability . The rifle comes as a single-shot PCP with side lever action, Picatinny rail, and foster fill fitting . Spare air tanks and high-pressure filling equipment are available separately . Every AEA Zeus MKII sold by Fieldcraft Airguns comes with our exclusive 12 month warranty and delivery to your nominated address. We recommend adding a high-pressure compressor capable of 4500 PSI (310 bar) fills to your order — standard stirrup pumps are not suitable for this pressure . Also add a supply of .72 calibre slugs and a robust scope rated for heavy recoil .