TFB Review: Athlon HELOS BTR 4-20×50 IR FFP MOA Rifle Scope
The Athlon HELOS BTR rifle scope series comes in a wide variety of magnifications and objective lens sizes, but the one I’ve tested and reviewed here is the 4-20x50mm version with a Minute Of Angle (MOA) reticle and turrets. MIL reticle and turrets are also an option [Read More…]