NEW ACCOUNTS      FORGOT PASSWORD      CONTACT US      GIFT CERTIFICATES     

Hornady Lock-N-Load Headspace Comparator

The Hornady Lock-N-Load® Headspace Comparator extends brass life, improves accuracy, and enhances safety. The gauge measures variations in brass before and after firing or re-sizing. It allows for headspace comparison between fire-formed brass and re-sized brass.

The five bushings that come with the Lock-N-Load® Headspace Comparator provide the ability to check most bottleneck cases, from .17 Rem through belted magnums. Ackley Improved chambers use the same bushing size as the parent case. See chart provided or consult product instructions for cartridge/bushing size details.

INCLUDES:

  • Headspace Comparator Body
  • 5 Bushings
  • Allen Wrench

NOTES:

  • Calipers and empty case shown in photo are not included and are sold separately.
  • Does not include the Anvil Base Kit which is sold separately.

FITS:

  • 17 Hornet
  • 17 Hornet Ackley Improved 30-Degree Shoulder
  • 17 Remington
  • 204 Ruger
  • 204 Ruger Ackley Improved 40-Degree Shoulder
  • 22 PPC
  • 22-250 Remington
  • 22-250 Remington Ackley Improved 28-Degree Shoulder
  • 22-250 Remington Ackley Improved 40-Degree Shoulder
  • 220 Swift
  • 220 Swift Ackley Improved 32-Degree Shoulder
  • 220 Swift Ackley Improved 40-Degree Shoulder
  • 221 Remington Fireball
  • 222 Remington
  • 222 Remington Magnum
  • 223 Remington
  • 223 Winchester Short Magnum (WSM)
  • 243 Winchester
  • 243 Winchester Ackley Improved 40-Degree Shoulder
  • 243 Winchester Super Short Magnum (WSSM)
  • 243 Winchester Super Short Magnum (WSSM) Ackley Improved 40-Degree Shoulder
  • 25-06 Remington
  • 25-06 Remington Ackley Improved 40-Degree Shoulder
  • 250 Savage
  • 250 Savage Ackley Improved 40-Degree Shoulder
  • 250 Savage Improved 28-Degree Shoulder
  • 257 Roberts
  • 257 Roberts Ackley Improved 40-Degree Shoulder
  • 260 Remington
  • 264 Winchester Magnum
  • 270 Winchester
  • 270 Winchester Ackley Improved 40-Degree Shoulder
  • 270 Winchester Short Magnum (WSM)
  • 280 Remington Ackley Improved 30-Degree Shoulder
  • 280 Remington Ackley Improved 40-Degree Shoulder
  • 280 Remington and 7mm Express
  • 284 Winchester
  • 30-06 Springfield
  • 30-06 Springfield Ackley Improved 40-Degree Shoulder
  • 30-30 Winchester
  • 30-30 Winchester Ackley Improved 40-Degree Shoulder
  • 30-40 Krag
  • 300 AAC Blackout (7.62x35mm)
  • 300 H&H Magnum
  • 300 H&H Magnum Ackley Improved 40-Degree Shoulder
  • 300 H&H Magnum Improved 30-Degree Shoulder
  • 300 Remington Short Action Ultra Magnum
  • 300 Remington Ultra Magnum
  • 300 Remington Ultra Magnum Ackley Improved 40-Degree Shoulder
  • 300 Savage
  • 300 Weatherby Magnum
  • 300 Winchester Magnum
  • 300 Winchester Magnum Ackley Improved 40-Degree Shoulder
  • 300 Winchester Short Magnum (WSM)
  • 300 Winchester Short Magnum (WSM) Ackley Improved 40-Degree Shoulder
  • 308 Winchester
  • 308 Winchester Ackley Improved 40-Degree Shoulder
  • 325 Winchester Short Magnum (WSM)
  • 338 Remington Ultra Magnum
  • 338 Remington Ultra Magnum Ackley Improved 40-Degree Shoulder
  • 338 Winchester Magnum
  • 35 Remington
  • 35 Whelen
  • 350 Remington Magnum
  • 375 H&H Magnum
  • 375 H&H Magnum Ackley Improved 40-Degree Shoulder
  • 6.5 Creedmoor
  • 6.5 Grendel
  • 6.5mm-284 Winchester
  • 6.5x47mm Lapua
  • 6.5x55mm Swedish Mauser
  • 6mm BR (Bench Rest)
  • 6mm PPC
  • 6mm Remington
  • 7.62x39mm
  • 7mm BR (Bench Rest)
  • 7mm Remington Magnum
  • 7mm Remington Short Action Ultra Magnum
  • 7mm Remington Ultra Magnum
  • 7mm STW
  • 7mm Winchester Short Magnum (WSM)
  • 7mm-08 Remington
  • 7mm-08 Remington Ackley Improved 30-Degree Shoulder
  • 7mm-08 Remington Ackley Improved 40-Degree Shoulder
  • 7x57mm Mauser (7mm Mauser)
  • 7x57mm Mauser Ackley Improved 40-Degree Shoulder
  • 8mm Remington Magnum

Write a review

Logged in customers receive 20 reward points for posting a valid product review. See the Customer Rewards Program for details.
Note: HTML is not translated!
    Bad           Good

Hornady Lock-N-Load Headspace Comparator

Brand: Hornady
Product Code: HR-HK66
Reward Points: 45
Only Ships to: United States
Availability: Only 1 Left! Don't miss it!

MSRP: $47.99
MPN: HK66
Condition: New
Country of Origin: United States
Package Quantity: 1
UPC: 0902557048460
Shipping Restrictions: Cannot ship to international
Carrier Restrictions: No
DOT Regulated: No
Calibers: 17 Hornet 17 Hornet Ackley Improved 30-Degree Shoulder 17 Remington 204 Ruger 204 Ruger Ackley Improved 40-Degree Shoulder 22 PPC 22-250 Remington 22-250 Remington Ackley Improved 28-Degree Shoulder 22-250 Remington Ackley Improved 40-Degree Shoulder 220 Swift 220 Swift Ackley Improved 32-Degree Shoulder 220 Swift Ackley Improved 40-Degree Shoulder 221 Remington Fireball 222 Remington 222 Remington Magnum 223 Remington 223 Winchester Short Magnum (WSM) 243 Winchester 243 Winchester Ackley Improved 40-Degree Shoulder 243 Winchester Super Short Magnum (WSSM) 243 Winchester Super Short Magnum (WSSM) Ackley Improved 40-Degree Shoulder 25-06 Remington 25-06 Remington Ackley Improved 40-Degree Shoulder 250 Savage 250 Savage Ackley Improved 40-Degree Shoulder 250 Savage Improved 28-Degree Shoulder 257 Roberts 257 Roberts Ackley Improved 40-Degree Shoulder 260 Remington 264 Winchester Magnum 270 Winchester 270 Winchester Ackley Improved 40-Degree Shoulder 270 Winchester Short Magnum (WSM) 280 Remington Ackley Improved 30-Degree Shoulder 280 Remington Ackley Improved 40-Degree Shoulder 280 Remington and 7mm Express 284 Winchester 30-06 Springfield 30-06 Springfield Ackley Improved 40-Degree Shoulder 30-30 Winchester 30-30 Winchester Ackley Improved 40-Degree Shoulder 30-40 Krag 300 AAC Blackout (7.62x35mm) 300 H&H Magnum 300 H&H Magnum Ackley Improved 40-Degree Shoulder 300 H&H Magnum Improved 30-Degree Shoulder 300 Remington Short Action Ultra Magnum 300 Remington Ultra Magnum 300 Remington Ultra Magnum Ackley Improved 40-Degree Shoulder 300 Savage 300 Weatherby Magnum 300 Winchester Magnum 300 Winchester Magnum Ackley Improved 40-Degree Shoulder 300 Winchester Short Magnum (WSM) 300 Winchester Short Magnum (WSM) Ackley Improved 40-Degree Shoulder 308 Winchester 308 Winchester Ackley Improved 40-Degree Shoulder 325 Winchester Short Magnum (WSM) 338 Remington Ultra Magnum 338 Remington Ultra Magnum Ackley Improved 40-Degree Shoulder 338 Winchester Magnum 35 Remington 35 Whelen 350 Remington Magnum 375 H&H Magnum 375 H&H Magnum Ackley Improved 40-Degree Shoulder 6.5 Creedmoor 6.5 Grendel 6.5mm-284 Winchester 6.5x47mm Lapua 6.5x55mm Swedish Mauser 6mm BR (Bench Rest) 6mm PPC 6mm Remington 7.62x39mm 7mm BR (Bench Rest) 7mm Remington Magnum 7mm Remington Short Action Ultra Magnum 7mm Remington Ultra Magnum 7mm STW 7mm Winchester Short Magnum (WSM) 7mm-08 Remington 7mm-08 Remington Ackley Improved 30-Degree Shoulder 7mm-08 Remington Ackley Improved 40-Degree Shoulder 7x57mm Mauser (7mm Mauser) 7x57mm Mauser Ackley Improved 40-Degree Shoulder 8mm Remington Magnum

  • $44.99
  • $40.59

  • Price in reward points: 2700

Related Products

Lyman Stainless Steel Digital Caliper

Lyman Stainless Steel Digital Caliper

The Lyman Digital Caliper features a high tech stainless design with direct digital readout. Switch ..

Read more...

$37.09 $42.99

Hornady Lock-N-Load Bullet Comparator Anvil Base Kit

Hornady Lock-N-Load Bullet Comparator Anvil Base Kit

The anvil attaches to the opposite blade of your caliper when utilizing the Hornady Lock-N-Load Head..

Read more...

$14.49

Hornady Lock-N-Load Headspace Bushing Blank.188"

Hornady Lock-N-Load Headspace Bushing Blank.188"

The Hornady Lock-N-Load Headspace Bushing .188" is used with the Hornady Lock-N-Load® Headspace Comp..

Read more...

$8.00 $9.99

Hornady Lock-N-Load Headspace Gauge Bushing .240

Hornady Lock-N-Load Headspace Gauge Bushing .240

The Hornady Lock-N-Load Headspace Gauge Bushing .240" is used with the Hornady Lock-N-Load® Headspac..

Read more...

$7.13 $7.99

Hornady Lock-N-Load Headspace Gauge Bushing .350

Hornady Lock-N-Load Headspace Gauge Bushing .350

The Hornady Lock-N-Load Headspace Gauge Bushing .350" is used with the Hornady Lock-N-Load® Headspac..

Read more...

$7.29 $8.49

Hornady Lock-N-Load Headspace Gauge Bushing .420

Hornady Lock-N-Load Headspace Gauge Bushing .420

The Hornady Lock-N-Load Headspace Gauge Bushing .420" is used with the Hornady Lock-N-Load® Headspac..

Read more...

$7.38 $8.49

Tags: hornady, lock-n-load, headspace, gauge, bushing, .420 measuring, tools

Also Bought

Lee Precision Case Length Gauge & Shell Holder 7mm-08 Remington

This Lee Precision Case Length Gauge is the easiest way to trim 7mm-08 Remington cases to the proper..

Read more...

$5.51 $6.69