Tandemkross

Krossfire Bolt for Ruger® Mark IV™ & 22/45™ A TandemKross Bolt with Halo Charging Handle Assembled with TandemKross Firing Pin, Extractor, and Guide Rod Includes Integral Halo Charging Ring for Improved Clearing and Charging Upgrade...

The Titan Extended Magazine Release for Ruger® Mark IV™ is a simple, drop-in replacement for the smaller factory magazine release, and offers significantly more surface area and height to boost the consistency and speed of magazine changes...

Buffer Tube Mount for ManticoreAdapts the Manticore 10/22 to accept milspec buffer tubes so you can mount an AR style buttstock. Accepts mil-spec buffer tubes Single-screw installation Supports straight or angled configuration The Buffer Tube Mount for...

Accelerator Thumb Ledge for Ruger Mark IV 22/45 Provides stability and control for follow-on shots Encourages proper grip Simple, non-permanent installation TANDEMKROSS’s new Accelerator Forward Thumb Ledge helps improve grip and control. With...

Cornerstone Safety Thumb Ledge for Ruger® Mark IV Black - 1911 Style Thumb Safety for Ruger Mark IV. Replaces factory thumb safety without modifying the internals, and improves hand placement for better grip and control. - This oversized,...

Spitfire Lightweight Barrel for Ruger® 10/22® Lightweight 16" barrel optimized for competition performance Compatible with many M-LOK® accessories 1/2"x28 muzzle threading Introducing the Spitfire Lightweight Barrel for Ruger®...

TANDEMKROSS Eagle’s Talon Extractor for Ruger® 10/22® – Reliability You Can Count On Upgrade your Ruger® 10/22® with the Eagle’s Talon Extractor from TANDEMKROSS, a precision‑machined replacement designed to eliminate...

Hive Grip for AR-15 and Manticore X Features Aggressively textured rubber for material for improved grip and vibration absorption  Ergonomic finger grooves for better control; ideal for speed and accuracy Beavertail designed to support a variety of...

M-LOK Forend for Manticore X 10/22 Chassis At a Glance: Compatible with M-LOK® accessories Adjustable mounting for use on OEM and aftermarket 10/22® fixed barrel receivers Made from lightweight CNC machined aluminum Upgrade your Manticore X...

Folding Picatinny ButtstockFits 10/22 Manicore Chassis and Other Picatinny Stocked Guns At a Glance: Fits 10/22 Manticore Chassis Standard picatinny mount to fit many common platforms Sturdy folding hinge can be configured to hold to the left or to the...

Manticore X Lower for Ruger® 10/22®Foundation for a Modular 10/22 Chassis System Fully Customized TK Lower and Trigger Assembly Re-Engineered Into a Rigid 10/22 Chassis Foundation User Upgrade-able to AR-15 Compatible Grip (order...

Ultimate Trigger Kit for Ruger 10/22 Flat-faced, textured trigger shoe offers the ultimate purchase and control for faster shooting, removes pre-travel and is post-travel adjustable Completely redesigned sear and hammer produce crisper, smoother trigger...

The Titan Extended Magazine Release for Ruger® Mark IV™ 22/45™ is a simple, drop-in replacement for the smaller factory magazine release, and offers significantly more surface area and height to boost the consistency and speed of magazine...

Get A Grip Kit for Ruger MKIV 22/45TANDEMKROSS offers the ultimate grip upgrade for Ruger® Mark IV™ 22/45™: the Get a Grip Kit! Includes three grip-boosting upgrades Forward and rear thumb ledges work together to create ideal hand...

Cthulhu Frame fits All Ruger MKIV Barrels No FFL Required All Aluminum Lower Frame for Ruger MKIV Completely Assembled w/Tandem Kross Competition Parts Drop-In Ready... Fits All Ruger Mark IV Barrels Drop-In Ready... Fits All Ruger Mark IV 22/45...

Ruger Mark Magazine Follower Buttons Non-galling materials reduces friction for smoother movement Updated styling provides texture and improves appearance Easily replace lost, worn, or broken follower buttons Fits all "Mark" series magazines except Mark...

ChamberMade Repairs .22LR Dry Fire Damage, Solves Feeding and Extraction Problems - When you "dry fire" a .22 rimfire pistol or rifle, the firing pin hits the edge of the chamber¹. This can actually cause a dent or "peen" in the edge of the chamber....

TK Bolt Keeper Extended Bolt Release fits Ruger 10/22® - A drop-in upgrade for your 10/22 Bolt Release, the TK Bolt Keeper mounts a nice big KNOB to the bolt release... Making it easy to find and reliable to operate. Tip the knob in to release and...

TandemKross Pistol Case Black and Red The TandemKase Pistol Bag is purpose‑built for competitive shooters and range enthusiasts who want secure, organized, and safe firearm transport. Designed to fit popular pistols like the Ruger® Mark IV™,...

"Green Springs" Magazine Springs for Ruger® MK Series (3-PACK)Shot-peened spring offers longer life than factory springReduces failure-to-feed issuesReplaces old, broken mag springsUpgrade your Ruger® MK series magazines with aftermarket...