Street Custom 'Cigarette' Pen Gun

improvised firearm

Arcturus Defense Solutions Crowd Control SMG ACSM-3 'Shepherd'

smg

Tessera Neural Assault System TNAS-1 'Puppeteer'

assault_rifle

Ablative Charge Disruption Rifle ACDR-2 'Sandpaper'

cyber

Acoustic Cavity Resonance Pistol ACRP-2 'Hollowpoint'

exotic

Acoustic Marrow Shear Rifle AMSR-6 'Tutor'

exotic

Arcturus Defense Solutions Concussive Breach Charge CBC-3 'Knocker'

explosive

Arcturus Defense Solutions Cryogenic Projector CP-4 'Frostbite'

energy

Arcturus Defense Solutions Directed EMP Rifle DER-5 'Blackout'

electromagnetic

Arcturus Defense Solutions Graviton Shield Projector GSP-1 'Aegis'

heavy

Arcturus Defense Solutions Kinetic Denial System KDS-4 'Bouncer'

heavy

Arcturus Defense Solutions Kinetic Impactor Round KIR-10 'Hammerfall'

rifle

Arcturus Defense Solutions Pulse Carbine PC-6 'Heartbeat'

electromagnetic

Arcturus Defense Solutions Orbital Strike Designator OSD-1 'Finger of God'

heavy

Arcturus Defense Solutions Microwave Area Denial MAD-3 'Sunburn'

energy

Arcturus Defense Solutions Magnetic Accelerator Rifle MAR-8 'Longbow'

rifle

Autonomous Swarm Dispersal Unit ASDU-3 'Locust'

drone

Autonomous Ferrofluid Denial Platform AFDP-2 'Tidemark'

drone

Arcturus Defense Solutions Thermal Lance TL-9 'Sunstroke'

energy

Autonomous Adhesive Denial Drone AADD-2 'Barnacle'

drone

Axiom Systems Biometric Lock Rifle BLR-3 'Personal'

rifle

Autonomous Swarm Dispersal Unit ASDU-4 'Locust'

drone

Axiom Systems Cognitive Grenade CG-1 'Brainstorm'

electromagnetic

Axiom Systems Perception Filter Rounds PFR-1 'Blind Spot'

exotic

Axiom Systems Synapse Interruptor SI-3 'Stutter'

electromagnetic

Axiom Systems Cortical Bomb CB-1 'Leash'

cyber-integrated

Axiom Systems Neural Disruptor ND-2 'Migraine'

electromagnetic

Ballistic Resonance Carbine BRC-6 'Kettledrum'

firearm

Axonal Stretch Resonance Lance

firearm

Bioelectric Cascade Charge

explosive

Barometric Implosion Carbine BIC-5 'Sinkhole'

cyber

Bioelectric Induction Lance BIL-3 'Lamprey'

melee

Biometric Denial Charge BDC-1

explosive

Bioluminescent Acoustic Disruptor BAD-2 'Choral'

exotic

Capillary Disruption Pistol CDP-2 'Bruiser'

firearm

Biophotonic Retinal Cascade Emitter BRCE-5 'Flashpoint'

energy

Carrion Defense Works Bone Saw BS-3 'Butcher'

melee

Capacitive Nerve Induction Lance CNIL-1 'Threadneedle'

energy

Carrion Defense Works Fragmentation Sleeve FS-2 'Shrapnel Hug'

explosive

Carrion Defense Works Entropic Shotgun ES-4 'Ragnarok'

shotgun

Carrion Defense Works Hemorrhage Rifle HR-6 'Bloodletter'

rifle

Carrion Defense Works Nerve Agent Micro-Dart System NAMDS-1 'Whisper'

exotic

Carrion Defense Works Miasma Projector MP-5 'Plague Bearer'

chemical

Carrion Defense Works Marrow Drill MD-7 'Dentist'

pistol

Carrion Defense Works Necrotizing Agent Sprayer NAS-2 'Rot'

chemical

Carrion Defense Works Ricochet Pistol RCH-1 'Billiard'

pistol

Carrion Defense Works Neural Lash NL-3 'Agony'

cyber-integrated

Carrion Defense Works Pathogen Delivery System PDS-4 'Typhoid'

chemical

Catalytic Aerosol Mortar CAM-3 'Lungful'

explosive

Catalytic Vapor Dispersal Charge CVDC-5

explosive

Cavitation Pulse Carbine CPC-2 'Bends'

firearm

Catalytic Interstitial Desiccation Drone CIDD-3 'Husk'

drone

Catalytic Spore Dispersal Drone CSDD-3 'Mulch'

drone

Cavitation Pulse Knuckles CPK-5 'Bloodwater'

melee

Cerulean Phosphene Projector CPP-3 'Phantom Light'

exotic

Cochlear Resonant Hemorrhage Projector

cyber

Coherent Thermal Excitation Rifle CTER-7 'Ashmaker'

energy

Coherent Radiation Scalpel CRS-7 'Suture'

energy

Corneal Piezoelectric Delamination Pistol

cyber

Cryogenic Dendrite Scatter Cannon CDSC-4 'Frostbite'

exotic

Coronal Discharge Projector CDP-9 'Sunburn'

exotic

Cortical Bleed Emitter CBE-4 'Lacuna'

cyber

Counter-Personnel Loiter Munition CPLM-7 'Patience'

drone

Crystalline Synovial Pressure Rifle CSPR-2 'Kneemaker'

exotic

Cryogenic Fracture Disbursement Mine CFDM-4

explosive

Dermal Induction Flayer DIF-2 'Saltwater'

exotic

Cryogenic Pressure Emitter CPE-2 'Frostbite'

energy

Dielectric Filament Anchor Drone DFAD-1 'Cobweb'

drone

Dielectric Hemorrhage Emitter DHE-4 'Blister'

energy

Dielectric Phase Inversion Glove DPIG-4 'Secondskin'

exotic

Dielectric Vitreous Humor Agitator DVHA-2 'Snowglobe'

exotic

Electrochemical Dissolution Sprayer EDS-2 'Lacquer'

exotic

Directed Overpressure Charge

explosive

Directed Oxidation Lance DOL-3 'Rustmaker'

cyber

Electrokinetic Pulse Drone EPD-3 'Thunderhead'

drone

Electrochemical Vapor Seeding Drone EVSD-4 'Rainmaker'

drone

Electrolytic Bone Density Projector EBDP-4 'Chalk'

energy

Electrostatic Adipose Polarization Drone EAPD-2 'Render'

drone

Electromagnetic Overpressure Charge EOC-8

explosive

Electrostatic Dermal Adhesion Projector

exotic

Electromagnetic Pulse Grenade EPG-5 'Deadstop'

explosive

Electrothermal Chemical Carbine ETCC-5 'Flashpoint'

firearm

Electrothermal Compression Lance ETCL-9 'Ironlung'

energy

Electrostatic Needle Array Rifle ENAR-3 'Porcupine'

firearm

Electrostatic Flensing Projector EFP-1 'Skinreader'

energy

Endolymphatic Pressure Cascade Rifle

exotic

Endothermic Synovial Disruption Rifle ESDR-1 'Lockjaw'

energy

Endocrine Cascade Volatilization Lance ECVL-5 'Burnout'

cyber

Ferroelectric Shatter Sidearm FESA-2 'Gravel'

exotic

Ferrofluid Induction Cannon FIC-6 'Ironbloom'

energy

Ferrofluid Dermal Infiltration Drone FDID-6 'Ironblush'

drone

Entropic Dielectric Pulse Emitter EDPE-5 'Candle'

energy

Galvanic Myofibril Lash

melee

Galvanic Marrow Projector GMP-1 'Marrowbone'

cyber

Galvanic Interstitial Fluid Displacement Lance

exotic

Galvanic Disruption Gauntlet GDG-2 'Palsy'

melee

Galvanic Periosteal Fatigue Emitter GPFE-4 'Hairline'

exotic

Galvanic Vapor Diffusion Pistol GVDP-1 'Saltlick'

exotic

Gauss Flechette Repeater GFR-3 'Needlerain'

firearm

Gravimetric Induction Pistol GIP-4 'Undertow'

energy

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Kang-Petrov Arms KPR-22 Trainer 'Spinner'

The Kang-Petrov KPR-22 Trainer is an eight-shot double-action revolver chambered in .22 LR, designed as the revolver-platform analog to their KP-22 Sport pistol. The controls, grip angle, and trigger reach match the full-size KPR-357, allowing shooters to practice revolver technique with inexpensive .22 LR ammunition. The weapon features adjustable sights and a four-inch barrel with the same profile as the Journeyman.

The Spinner is ubiquitous in revolver training programs. New shooters learn trigger control, sight alignment, and cylinder management on the KPR-22 before graduating to magnum calibers. The .22 LR's lack of recoil allows instructors to identify and correct flinching, trigger jerking, and other common errors that magnum recoil would mask. The eight-round cylinder provides additional practice rounds before reload.

Kang-Petrov bundles the Spinner with their KPR-357 as a 'training pair,' offering a discount that makes the combined purchase cheaper than buying a Journeyman alone. This sales strategy is effective — most KPR-357 owners also own a Spinner, and the shared manual of arms means practice on one directly transfers to the other.

name

Kang-Petrov Arms KPR-22 Trainer 'Spinner'

aliases

Spinner
KPR-22
The Wheel Trainer

category

revolver

manufacturer

KANG-PETROV ARMS

tier availability

Tier 1+

legality

Legal — minimal registration required

base technologies

Training-analog controls
Eight-shot .22 cylinder
Adjustable sights

specifications

caliber: .22 LR
effective_range: 25 meters
rate_of_fire: Double-action revolver
magazine_capacity: 8 rounds (cylinder)
weight: 0.62 kg

tactical use

No tactical application — this is a dedicated training revolver. Its value lies in developing revolver-specific skills that transfer to duty-caliber weapons. The negligible recoil allows diagnostic observation of shooting technique. Useful for maintaining proficiency at minimal ammunition cost.

cultural context

The Spinner is the most commonly fired revolver in GLMZ by sheer volume — training ranges go through hundreds of thousands of .22 LR rounds annually through KPR-22s. It occupies the same quietly essential role as the KP-22 Sport: the unglamorous foundation on which actual skill is built.

known users

Revolver training programs
New revolver shooters
Shooting instructors
KPR-357 owners (training companion)

story hooks

A training range's entire stock of Spinners is loaded with rounds that contain microchip fragments — someone is using the weapons to test a projectile-based data delivery system.
A student at a training academy proves to be an extraordinary revolver marksman with the Spinner — and has no official identity, no background, and no explanation for their skill level.

ammunition type

.22 LR

related entities

Dielectric Filament Anchor Drone DFAD-1 'Cobweb'
Ebele Medina-Quaye
GLMZ
Kang-Petrov Arms KP-19 'Workhorse'
Kang-Petrov Arms KP-22 Sport 'Plinkmaster'
Kang-Petrov Arms KPR-357 'Journeyman'
Lazarus EC-4 'Companion'
Nika Svensson-Kone
Volkov-Saito Precision VS-R8 'Verdict'

physical description

visual profile	A compact, purposeful training revolver with clean lines and minimal ornamentation. The profile mirrors larger duty revolvers but reads as notably lighter and more approachable. The four-inch barrel sits proportionally balanced to the frame, creating a symmetrical, almost pedagogical appearance — form following function.
dimensions	Overall length: 20.3 cm \| Barrel length: 10.2 cm \| Cylinder diameter: 3.8 cm \| Height at grip: 12.7 cm
weight description	Pleasantly light in hand—0.62 kg gives it an almost delicate feel compared to its larger siblings, yet substantial enough to teach proper grip discipline. The balance point sits naturally at the cylinder axis, encouraging deliberate sight alignment practice.
primary material	Blued steel frame and barrel with polymer/composite grip panels. Stainless steel cylinder and partial sideplate for durability in training environments.
finish	Matte blue steel with brushed stainless accents on cylinder and trigger guard. Deliberately understated—no reflective chrome or tactical coatings. The finish shows light wear easily, giving well-used examples a character that speaks to thousands of practice rounds.
color scheme	Gunmetal blue frame with satin-silver cylinder. Black polymer grip panels with subtle Kang-Petrov embossed logo. Conservative, institutional aesthetic.
grip texture	Checkered black polymer with shallow relief pattern—textured enough for secure purchase without inducing fatigue during extended practice sessions. Slightly tacky surface provides confidence without aggression.
distinctive features	Eight-round cylinder (notably wider than .357 revolver cylinder) with visible round count markers at base Fully adjustable rear sight with elevation and windage screws, plainly visible on topstrap Smooth, light trigger with crisp break—tuned for teaching rather than combat Emphasis on safety—cylinder release is audible and positive Tiny red indicator dot on cylinder beneath hammer for empty-chamber visualization Manual pinned to frame with Kang-Petrov branding visible on trigger guard Minimal wear on sights—suggests frequent cleaning and inspection routine
manufacturer markings	Kang-Petrov logo and 'KPR-22 Trainer' text stamped along the barrel, just forward of frame. Serial number engraved on sideplate. Small 'SPINNER' designation etched discretely below cylinder axis. All markings are professional and clean, not flashy.
condition typical	Pristine to very lightly worn. Training revolvers are typically maintained with care—instructors keep them clean and function-checked. Holster wear may appear on barrel face and trigger guard. Internals are periodically inspected and lubricated. This is not a street weapon; it lives in armories, training facilities, and safes.

image prompt

Product photograph of a Kang-Petrov KPR-22 Trainer 'Spinner' revolver on a dark matte gunmetal surface, angled three-quarters view to showcase the eight-round cylinder and four-inch barrel profile. Held in a gloved hand (black tactical glove) with cylinder open, rounds visible. Dramatic side-lighting from upper left reveals matte blue steel finish and brushed stainless cylinder details. Clean, institutional aesthetic with shallow depth of field. Neo-noir training facility lighting—cool white LED glow with subtle cyan accent on adjustable sights. No blood, no gore—this is an educational tool. Kang-Petrov markings crisp and legible. Dark background with minimal reflections. Shot captures the pedagogical purpose: a tool for mastering technique, not dominating conflict. --ar 3:2 --v 6

visual prompt