TANDEMKROSS is the fastest growing and one of the most recognized brands in the rimfire competition market today. Our mission is to deliver performance and excellence to existing firearms that are already good, making them great! We do this through ultra-high-quality parts, unparalleled customer service and fantastic prices. If you haven’t stocked our parts in the past and you service rimfire customers, you should seriously consider TANDEMKROSS. (less)

TANDEMKROSS is offering great deals on our NEW products!

Buy 3 of our TANDEMKROSS "Upriser" Chassis for the Ruger® PC Carbine™, get 1 FREE!

*Finger Length Mag Release
*Compatible with virtually all AR Grips, Buffer Tubes and Butt stocks
*Optional Flared Magwell
*Includes renowned TANDEMKROSS hiveGrip for the AR15 platform

The lightweight reinforced polymer “Upriser” chassis significantly reduces the overall weight of the stock chassis. Intuitively angled to allow the use of either optic or iron sights, resulting in quick and natural sight acquisition, resulting in the most ergonomic cheek welding in the market.

Designed with cross-compatibility in mind, the “Upriser” Chassis will accommodate virtually all AR grips (with or without 'beavertail') and mil-spec buffer tubes/stocks! Featuring a trigger finger length magazine release, and a flared magwell, for fast and reliable mag changes! (less)

New products from TANDEMKROSS! You know we are well known for our focus on aftermarket parts and accessories for rimfire pistols and rifles - check out new products for the C-Z USA CZ Scorpion!

SHOT Show promotion: Buy 3 of each CZ Scorpion parts, and get 2 of each CZ Scorpion part FREE!

TANDEMKROSS "Victory" Trigger:
*Broad, flat faced skeletonized trigger, knurled for positive grip
*Made from aerospace grade aluminum for light weight and durability
*Fully Pre and Post-Travel adjustable

TANDEMKROSS "Kross Out" Safety Delete
*Low profile replacement for the uncomfortable safety selector
*Ambidextrous
*Aerospace billet aluminum for light weight, durability

TANDEMKROSS "Titan" Extended Magazine Release
*Ergonomic, intuitive mag release
*Ambidextrous
*Aerospace billet aluminum for light weight and durability (less)