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45 Auto Rim Low Pressure 185gr SWC

$50.57

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SKU: 45AR185SWC50 Categories: , , , Tags: , Brand:
  • 185r cast and coated SWC
    • .453″
  • 650 FPS in 6″ Webleys
  • 12,000 PSI
  • New Starline Brass
  • Non-corrosive primers and powder
  • 50 Rounds
  • Reliability

    Reliability

  • Historical Prominence

    Historical Prominence

Description

Low-Pressure .45 Auto Rim Ammo for Shaved Cylinder Webley Revolvers

Steinel’s .45 Auto Rim Ammo Low Pressure 185gr SWC load was specifically developed for shooters using shaved-cylinder .455 Webley revolvers who want reliable function without the need for moon clips. Carefully engineered around lower operating pressures and traditional revolver shooting characteristics, this load provides dependable performance while remaining appropriate for historic revolver platforms.

Loaded with a 185-grain cast and coated Semi-Wadcutter projectile sized to .453″, this cartridge produces approximately 650 FPS from 6-inch Webley revolvers while operating at approximately 12,000 PSI. The result is a smooth-shooting, mild-recoil load designed to complement vintage British revolvers converted to accept .45 Auto Rim cartridges.

45 Auto Designed for Converted Webley Revolvers

Steinel developed this .45 Auto Rim load specifically for those revolvers, allowing shooters to use rimmed cartridges without relying on clips for proper heads pacing.

This ammunition is well suited for:

  • Shaved cylinder .455 Webley revolvers
  • Historic British military revolvers
  • Recreational shooting
  • Military surplus revolver enthusiasts
  • Vintage revolver collections

The rimmed Auto Rim case design helps simplify loading and extraction while maintaining reliable revolver operation.

Low-Pressure Performance for Historic Firearms

This load was intentionally developed around moderate pressure levels appropriate for older revolver platforms. Operating at approximately 12,000 PSI, it provides:

  • Mild recoil
  • Smooth shooting characteristics
  • Reliable ignition
  • Reduced mechanical stress on vintage firearms
  • Comfortable recreational shooting performance

The coated Semi-Wadcutter projectile also supports cleaner shooting characteristics compared to traditional lubricated cast bullets.

Additional information

Weight 1.2 lbs
Dimensions 4.9 × 2.5 × 1.3 in
Cartridge

.45 Auto Rim

Bullet Weight

185 Grain

Bullet Type

Cast & Coated Semi-Wadcutter (SWC)

Bullet Diameter

.453"

Muzzle Velocity

650 FPS

Test Barrel

6" Webley Revolver

Pressure

Approx. 12,000 PSI

Case Material

New Starline Brass

Primer Type

Non-Corrosive

Quantity

50 Rounds

Firearm Type

Revolvers

Intended Use

Shaved Cylinder .455 Webley Revolvers

Best Use

Recreational Shooting, Vintage Revolvers, Military Surplus Firearms

Recoil

Mild

Moon Clips Required

No

Reloadable

Yes

Corrosive

No

Made In

USA

Delivery Information

  • In-Stock Orders: Ship within 1 business day.
  • Backorder Items: Typically ship within 2-3 weeks.
  • Out of Stock? We'll notify you if an item becomes unavailable after your order is placed.
  • Delivery Times: May vary based on product availability and destination.
  • Tracking Included: Tracking information will be sent via email once your order ships.
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