Skip to main content

Sinclair Insert-Style Bullet Comparators

Sinclair Insert-Style Bullet Comparators

These comparators, which attach to the blade of a caliper, use stainless steel inserts that are machined with a taper and a short, straight section to eliminate wobble -- permitting quicker and easier measurement of bullet bearing surface.

Available in .17 through .45 caliber, the inserts fit both Sinclair and older Stoney Point comparator bodies. comparator body.


$16; inserts, $8.


GET THE NEWSLETTER Join the List and Never Miss a Thing.

Recommended Articles

See More Recommendations

Popular Videos

Steyr Arms Announces Sniper Rifle in 6.5mm Creedmoor

Steyr Arms Announces Sniper Rifle in 6.5mm Creedmoor

Scott O'Brien from Steyr Arms sat down with Michael Bane at SHOT Show 2018 to take a look at Steyr's new tactical heavy barrel sniper rifle in 6.5mm Creedmoor.

Delta 5 - Daniel Defense

Delta 5 - Daniel Defense's New Precision Bolt Action Rifle

Those looking to explore precision rifle shooting without going broke will be well served by Daniel Defense's new Delta 5.

RS Sako Finnlight II

RS Sako Finnlight II

The new Sako Finnlight II sports an innovative stock and Cerakote metal paired with the terrific 85 action.

Hornady 6MM Creedmoor

Hornady 6MM Creedmoor

Tom Beckstrand and Neal Emery of Hornady highlight the 6MM Creedmoor ammo.

See More Popular Videos

Trending Articles

Thompson/Center and S&W's Performance Center team up to build an entry-level long-range chassis rifle.Performance Center-Thompson/Center LRR Review Reviews

Performance Center-Thompson/Center LRR Review

Alfredo Rico - April 09, 2019

Thompson/Center and S&W's Performance Center team up to build an entry-level long-range...

Craig Boddington takes a look five great military cartridges, all more than a century old, that continue to solider on. 5 Great Military Rifle Cartridges Ammo

5 Great Military Rifle Cartridges

Craig Boddington - August 07, 2020

Craig Boddington takes a look five great military cartridges, all more than a century old,...

Want to get into the long-range game and not go broke? Check out the Mossberg MVP Precision Rifle.Mossberg MVP Precision Rifle Review Reviews

Mossberg MVP Precision Rifle Review

J. Scott Rupp - March 21, 2019

Want to get into the long-range game and not go broke? Check out the Mossberg MVP Precision...

Exploring areas of concern that are vital for anyone who wants to increase a rifle's accuracy.8 Proven Ways to Increase Rifle Accuracy Shooting Tips

8 Proven Ways to Increase Rifle Accuracy

Joseph von Benedikt - August 05, 2020

Exploring areas of concern that are vital for anyone who wants to increase a rifle's accuracy.

See More Trending Articles

More Ammo

The .25-06 Rem. scorches past the 6.5 Creedmoor in terms of sheer speed, but in terms of rifle and ammo availability, the Creedmoor wins hands down..25-06 Rem. vs 6.5 Creedmoor — Cartridge Clash Ammo

.25-06 Rem. vs 6.5 Creedmoor — Cartridge Clash

Brad Fitzpatrick - December 11, 2020

The .25-06 Rem. scorches past the 6.5 Creedmoor in terms of sheer speed, but in terms of rifle...

Looking for an AR-15 cartridge to shoot rather than the 5.56 NATO? If so, the .300 AAC Blackout is a viable option, especially for hunting medium size game..300 AAC Blackout Cartridge: Perfect for AR-15s Ammo

.300 AAC Blackout Cartridge: Perfect for AR-15s

David Fortier - March 18, 2020

Looking for an AR-15 cartridge to shoot rather than the 5.56 NATO? If so, the .300 AAC...

There are currently at least 10 different popular 6.5mm rifle cartridges; five of them, including the 6.5 Creedmoor, were introduced in just the last decade or so. These cartridges span the spectrum from modest, efficient rounds to barrel-burning dragons that spew 6.5mm bullets at shocking speeds.10 Best 6.5mm Rifle Cartridges Available Right Now Ammo

10 Best 6.5mm Rifle Cartridges Available Right Now

Joseph von Benedikt - August 28, 2020

There are currently at least 10 different popular 6.5mm rifle cartridges; five of them,...

The .26 Macho can accurately propel the 120-grain Sierra bullet to speeds great enough to allow the bullet to create a devastating wound channel on deer-size game..26 Macho Cartridge — Wildcat Notes Ammo

.26 Macho Cartridge — Wildcat Notes

Jason Stanley - September 23, 2020

The .26 Macho can accurately propel the 120-grain Sierra bullet to speeds great enough to...

See More Ammo

Magazine Cover

GET THE MAGAZINE Subscribe & Save

Digital Now Included!

SUBSCRIBE NOW

Give a Gift   |   Subscriber Services

PREVIEW THIS MONTH'S ISSUE Arrow

Buy Digital Single Issues

Don't miss an issue.
Buy single digital issue for your phone or tablet.

Buy Single Digital Issue on the RifleShooter App

Other Magazines

Special Interest Magazines

See All Special Interest Magazines

GET THE NEWSLETTER Join the List and Never Miss a Thing.

Phone Icon

Get Digital Access.

All RifleShooter subscribers now have digital access to their magazine content. This means you have the option to read your magazine on most popular phones and tablets.

To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine.

Get Digital Access

Not a Subscriber?
Subscribe Now