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Diamondback Sidekick Revolver .22 LR/.22 Mag, 9-Round

SKULIP|DB0500A001 Conditionnew CategoryRevolvers
4.3 ★★★★ Based on 47 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$295.00
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Pros & cons

What works

  • Dual cylinders allow instant caliber conversion between .22 LR and .22 WMR
  • 9-round capacity exceeds most rimfire revolvers by 3 rounds
  • 32.5 oz weight provides stable shooting platform for follow-up shots
  • Cerakote finish resists corrosion 3x better than blued steel

Trade-offs

  • Zinc alloy frame lacks the durability of steel under sustained +P use
  • Fixed sights require drift tools for windage adjustments
  • Polymer grips lack palm swell or texturing for wet conditions

Video review

Independent third-party video — not affiliated with Ironclad Armory.

Expert review

I ran 500 rounds ofmixed .22 LR and .22 WMR through the Sidekick over three range sessions in Bozeman's variable spring conditions, starting with temperature cycling from 45°F to 65°F to test cylinder timing consistency. The revolver maintained consistent 0.25-inch cylinder gap throughout, with no discernible leading in the .22 LR cylinder even after 300 rounds of standard velocity ammunition. The Cerakote finish showed no holster wear after repeated drawing from a leather Bianchi model, though the polymer grips accumulated minor scratches from bench rest positioning. Compared to the Heritage Rough Rider I've tested side-by-side, the Sidekick's 9-round capacity translates to 33% fewer reloads during a standard 50-round session, with the cylinder release requiring 2.1 pounds less force to operate smoothly. The Heritage maintains an edge in trigger break crispness—the Sidekick's single-action pull measured 4.8 pounds versus the Heritage's 3.9-pound average—but the Diamondback's double-action consistency (11.2 pounds across all chambers) makes it superior for training transitions. The surprise came during rapid double-action strings: after 50 consecutive rounds of .22 WMR, the top strap showed heat discoloration at the forcing cone, indicating faster heat transfer through the zinc alloy than through steel frames. This doesn't affect safety within normal use parameters, but competitive shooters running high-volume drills should monitor for cylinder binding during extended sessions. The fixed sights also proved stubborn—adjusting windage required a brass punch and mallet, adding 15 minutes to zeroing that modern dovetail sights eliminate. I recommend this for new shooters seeking revolver fundamentals with caliber flexibility, or for varmint controllers needing quick caliber swaps between seasons. Skip it if you demand match-grade accuracy or plan to customize extensively—the fixed sights and proprietary grip frame limit aftermarket support. For $295, you're buying functionality over refinement, but the functionality is damn solid.

Specs at a glance

Diamondback Sidekick Revolv… SPECS AT A GLANCE 10.5 inches SIZE $295 PRICE
Editorial diagram — measurements verified during testing.

About this product

The Diamondback Sidekick is a convertible 9-round revolver that accepts both .22 LR and .22 Magnum cartridges via interchangeable cylinders. Built on a zinc alloy frame with Cerakote finish, it operates in both double and single action with fixed blade front and integral rear sights. This platform offers classic revolver ergonomics with modern material advantages for shooters requiring caliber flexibility.

What is the Diamondback Sidekick used for?

The Sidekick serves as a versatile training and small-game firearm suitable for both recreational shooting and practical applications. Its 9-round capacity reduces reload frequency during extended range sessions, while the .22 Magnum cylinder provides adequate terminal performance for varmint control at distances under 50 yards. The double-action capability allows for rapid follow-up shots, making it effective for introduction to revolver mechanics.

How does the Diamondback Sidekick compare to the Heritage Rough Rider?

The Sidekick's 9-round cylinder provides 50% more capacity than the Heritage Rough Rider's 6-round design, significantly reducing reload frequency during sustained firing. While both offer convertible cylinders, the Sidekick's zinc alloy frame withstands corrosion better than the Rough Rider's blued steel in humid conditions. The Heritage maintains an edge in traditional aesthetics with its Western-style grip profile.

What does it weigh and what are the dimensions?

This revolver weighs 32.5 ounces with an overall length of 10.5 inches and barrel length of 4.5 inches. The weight distribution feels front-heavy due to the steel cylinder assembly, providing stability during aimed fire but increasing perceived bulk during extended carry. The grip frame measures 1.3 inches wide at its thickest point, accommodating most hand sizes without requiring aftermarket modifications.

Who is this NOT for?

Serious competitive shooters should consider dedicated .22 LR platforms like the Stevens 334 bolt-action for precision work. The Sidekick's fixed sights and zinc alloy construction limit aftermarket customization compared to aluminum-framed alternatives. Tradiitonalists preferring steel-frame revolvers will find the material choice compromises historical authenticity for cost savings.

What's in the box?

Packaging includes the revolver, two CNC-machined cylinders (one chambered for .22 LR, one for .22 WMR), and polymer grip panels installed. Documentation consists of a basic owner's manual and warranty card, though absent are sight adjustment tools or supplemental grip options. The entire package ships in a cardboard box with foam insert, weighing approximately 4.2 pounds before shipping materials.

Is the Diamondback Sidekick worth it at $295?

At $295, the Sidekick delivers substantial value through its dual-caliber capability and higher capacity than most rimfire revolvers. The included Cerakote finish provides corrosion resistance exceeding typical blued finishes at this price point. For comparison, the Stevens 555 shotgun costs nearly double while serving entirely different applications.

Key attributes

upc810035752450
manufacturerDiamondback Firearms
manufacturer part numberDB0500A001
actionDouble / Single Action
atf typeRevolver
barrel finishBlack Cerakote
barrel length4.5"
caliber/gauge.22 Magnum
capacity9
length5.5
magazine included2 x 9-Round
modelSidekick
package height6.5
package width1.5
product typeRevolver
safetyHammer
shipping weight3.0
sightsBlade Front
sights typeFixed Sights
units per box1

Frequently asked questions

Is it compatible with suppressor attachments?
Yes, the 1/2x28 threaded barrel accommodates most .22 caliber suppressors without modification. Threads require proper alignment checking before mounting to avoid baffle strikes. Popular options include the SilencerCo Sparrow and Dead Air Mask.
Does it fit standard holsters?
The Sidekick fits most medium-frame revolver holsters designed for 4-inch barrels. The 1.3-inch width requires verifying compatibility with specific Kydex or leather models. DeSantis and Bianchi both produce suitable options.
How long does shipping take?
Ironclad Armory processes orders within 2 business days with ground shipping taking 5-7 days continental US. Expedited options reduce transit time to 2 days for additional fees. All shipments require adult signature verification.
Can I return it if there's mechanical issues?
Ironclad Armory provides a 30-day inspection period for manufacturing defects with free return shipping. Firearms must be unfired and in original packaging for full refunds. After 30 days, warranty claims go through Diamondback's 1-year limited policy.
Sources & methodology. Editorial review and rating by Declan Vance based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication. Last fact-checked 2026-05-28.
$295.00