If you’re searching for the best scope for 1377, you’re likely a Crosman 1377 owner looking to push your pellet gun’s performance to new heights. The 1377 is one of the most customizable air pistols ever made, often converted into a carbine for better accuracy.
To make the most of this platform, a proper optic is essential — one that balances lightweight design, clear glass, and the right magnification range for airgun velocities (usually sub-700 fps). In this review, I’ll share my hands-on experiences and technical evaluations to help you find the perfect optic for your setup.
Here’s a quick look at my top scope picks for the Crosman 1377 platform:

If there’s one scope that perfectly complements the Crosman 1377, it’s the UTG 3-9x32 BugBuster AO. Compact, rugged, and parallax-adjustable down to 3 yards, this scope was practically built for airgun use.
Product Specs:
Pros:
Cons:
Glass Clarity & Reticle:
The glass quality is excellent for its price point. The illuminated Mil-Dot reticle provides precision holdovers, especially when shooting at variable distances (10–50 yards). I tested it at dusk and found color fidelity surprisingly consistent across magnifications.
Eye Relief & Eye Box:
Eye relief is around 3.2 inches, comfortable for a cheek weld on a carbine stock. The eye box is forgiving up to 6x magnification but tighter near 9x.
Durability:
The BugBuster’s aluminum construction and nitrogen purging make it nearly indestructible. I dropped it once during mounting on my 1377 carbine — no zero shift whatsoever.
Elevation & Windage Knobs:
¼ MOA clicks are tactile and audible. The zero lock system is a huge plus when you’re adjusting for different pellet weights.
Magnification & Parallax:
Adjustable Objective (AO) is the real gem here, letting you focus clearly from 3 yards up — critical for a pellet gun’s typical ranges.
Mounting & Accessories:
UTG includes quick-detach rings that fit standard 3/8” dovetail rails, perfect for the Crosman steel breech upgrade.
My Experience:
Mounted on a steel-breech 1377 with 30mm dovetail rings, I zeroed at 20 yards using Crosman Premier 10.5gr pellets. It held zero after 400 shots, even after pumping stress.
Customer Comments:
Reddit’s r/airguns community frequently recommends the BugBuster for its clarity and durability, calling it the “gold standard for budget PCP and CO2 optics.”
Verdict:
If you’re looking for the ultimate balance of clarity, compactness, and precision for your 1377, this is it.
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For shooters who prefer simplicity, the CVLIFE 4x32 is an excellent fixed-power scope that delivers clear visuals and reliable accuracy for under $40.
Specs:
Pros:
Cons:
Glass Clarity:
Edge-to-edge clarity is better than expected at this price. Colors are neutral, and the reticle is sharp under natural light.
Durability:
I’ve used this scope in light rain — it held up without fogging. For a budget optic, it’s shock-resistant enough for airguns like the 1377.
My Experience:
I mounted it with low-profile dovetail rings on a 1377 with a carbine stock. It zeroed easily at 15 yards and remained consistent after 200 shots.
Customer Comments:
Most airgun users on forums note that CVLIFE 4x32 is unbeatable for casual backyard plinking.
Verdict:
A lightweight, no-fuss optic for beginners who want affordability without sacrificing performance.
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Hawke Optics is known for airgun-friendly scopes, and the Vantage 3-9x40 AO IR exemplifies this philosophy perfectly.
Specs:
Pros:
Cons:
Glass Clarity:
This is where the Vantage shines. Bright, crisp, and edge-to-edge clear — even at 9x. The illumination helps greatly during dusk plinking.
Eye Relief:
A forgiving 3.5 inches, ideal for carbine setups.
My Experience:
Mounted on a Crosman 1377 converted to a 24-inch barrel, I was amazed by how tight the grouping became — nickel-sized at 25 yards. The AO ring helped correct parallax perfectly.
Verdict:
Premium optical performance for serious backyard marksmen.
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A rimfire scope that doubles as a perfect airgun optic, the Simmons .22 Mag 3-9x32 delivers value and versatility.
Specs:
Pros:
Cons:
Glass & Reticle:
The Truplex reticle is minimalistic but effective. The glass quality is clean with minimal chromatic aberration.
Durability:
Rated for rimfire recoil, it handles airgun vibrations easily. I’ve used it in damp environments — no internal fogging.
My Experience:
I mounted it on a Crosman steel breech with dovetail mounts. Though parallax is fixed, accuracy remains solid up to 35 yards.
Verdict:
A classic, reliable choice for plinking and small-game airgun setups.
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The Vortex Crossfire II brings high-end optical clarity to your Crosman platform. Though designed for centerfire rifles, it performs beautifully on modified 1377 carbines.
Specs:
Pros:
Cons:
Glass & Reticle:
Colors are natural, contrast is sharp, and the Dead-Hold BDC reticle offers easy holdover estimation even for slower .177 velocities.
My Experience:
I tested this scope at 10–30 yards. The crisp reticle made pellet placement effortless, even at small targets like bottle caps.
Verdict:
A premium option for those wanting an optic that will last a lifetime — and transition to bigger rifles later.
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When choosing the best scope for 1377, keep these factors in mind:
1. Can I mount a rifle scope directly on a Crosman 1377?
Not without a steel breech. The stock plastic breech cannot hold rings securely. The Crosman steel breech upgrade is essential.
2. What magnification is ideal for the 1377?
3–9x or fixed 4x offers a great balance between field of view and precision.
3. Do I need an airgun-rated scope?
Yes. Even though recoil is light, airguns create unique vibration patterns that can damage non-rated optics.
4. How far can I shoot accurately with a 1377 and scope?
Expect consistent accuracy up to 30–40 yards with proper pellets and tuning.
5. What pellets work best for scoped shooting?
Heavy domed pellets like JSB Exact 10.34gr or Crosman Premier 10.5gr maintain accuracy and reduce wind drift.
6. Does parallax matter at short ranges?
Absolutely. Airgun scopes must focus clearly as close as 5–10 yards — one reason why AO models are ideal.
Finding the best scope for 1377 comes down to balancing optical clarity, size, and airgun suitability. For most users, the UTG 3-9x32 BugBuster AO offers the perfect blend of precision and ruggedness. If you prefer a lightweight, simple setup, the CVLIFE 4x32 or Hawke Vantage 3-9x40 AO IR are top-tier alternatives.
Each of these optics has been tested on a Crosman 1377 platform — from backyard plinking to precision target shooting — and all have proven their worth. Equip your 1377 with one of these, and you’ll transform a humble air pistol into a precision instrument.