Markron Custom Gun Products

Markron Custom Bullet and Primer Sealer

NEW 4-COLOR PACK!

“Seal and Shoot”

CARTRIDGE AND SHOTSHELL RELOADERS SAY “GOODBYE” TO MOISTURE-CONTAMINATED MISFIRES!

Introducing the new MARKRON Primer Sealer 4-Color Pack. Now completely seal and waterproof cartridge primers, shotshell primers, bullet case joints, and off-the-shelf, unsealed, factory ammunition with the option of color marking each cartridge for instant powder load and cartridge caliber ID. The MARKRON Color Pack contains 4 bright, vivid colors red, blue, green, and black. This is not nail polish which is prone to peeling, chipping, and moisture deterioration. This is the proven original Primer Sealer formula but with unique coloration added.

4 PERMANENT BRIGHT VIVID BONDING COLORS

COLOR MARKS RELOAD ROUNDS FOR INSTANT ID

INSTANT ID FOR MULTIPLE POWDER LOADS

Ammunition Waterproofing

  • WATERPROOFS: Cartridge and Shot Shell Primers
  • INSTANT ID For Trophy Hunting
  • INSTANT ID For Powder Loads
  • WATERPROOFS: Cartridge and Shot Shell Primers
  • WATERPROOFS: Cartridge Case Joints
  • WATERPROOFS: Black Powder Nipples
  • For Perpetual Cartridge Storage Life
  • Up To 30 Days Total Water Submersion
Markron Custom Gun Products
Markron Custom Gun Products

Trusted Sealant for Critical Shots

MARKRON Custom Bullet and Primer Sealer is the product that ensures certain peace of mind when hunting for that once-in-a-lifetime trophy or for dangerous big game species. Introduced in 1996, this essential component is used by thousands of cartridge reloaders across the nation to provide a certain peace of mind in critical firing situations.

ONE 1/3-OUNCE BOTTLE SEALS APPROXIMATELY 1,000 ROUNDS!

MARKRON Custom Bullet and Primer Sealer does not affect muzzle pressure, velocity, or accuracy and is the only 1-step, fast-drying, easy-to-use, and economical product.

GUARANTEED!

Unlike ordinary nail polish, MARKRON Custom Bullet and Primer Sealer is formulated with space-age compounds and polymers that, when bonded to metal, form a waterproof seal so effective that we guarantee 100% firing consistency when used as directed.

MARKRON Bullet and Primer Sealer is endorsed by the North American Hunting Club and carries the NAHC "Recommended to Members" official seal and is recommended to members by the N.R.A.

Made in USA
US Vet Owned and Operated

International Shipping Available

"Recommended by Sierra Bullets"