Part II If there are times when using brass to gauge headspace is OK then there must be times when it’s a bad idea. High intensity cartridges Wildcat cartridges Ackley Improved cartridges High intensity cartridges run from 47,000 PSI to 65,000 PSI. A high intensity cartridge with a little headspace can cause all kinds of…
January of 2023 we moved to Casper Wyoming. Dewain Zeglin has taken over the day to day operations of the company. Providing the same great customer service we have always offered. New shipping address is: 4D Reamer Rentals LTD 301 Thelma Dr., PMB 202 Casper, WY 82609 Want more details about 4D: Click Here
Designed by John Lazzeroni and introduced in 1996. This 7mm cartridge was dropped from the Lazzeroni line in 1999 when the 7.21 Firebird came out. It could push a 120 grain Barnes X at 3697 feet per second. As well as a 140 grain at over 3500 fps. We picked up the reamer for this…
We at 4D Reamer Rentals LTD have long had requests for some kind of protection policy against the cost of broken, damaged or lost tools. Our clients are responsible people who understand that under the Rental Agreement they have reasonable obligations. This protection plan is one way to handle that obligation. There are a lot…
Good News! We updated the 4D web site. This is a total overhaul and we believe it will make your shopping experience better than ever. One of the additions is a bump out for the Shopping cart when you add items to the cart, this makes keeping track of what is in your cart simpler….
I doubt that P.O. Ackley set out to be famous. But life has it’s twists and turns, Ackley worked hard to learn his trade and equally as hard at putting out the word about his work. He became acquainted with many gun writers and leaders in the gun industry. In 1936 he made the decision…
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