MDT LSS Gen3 Competitor Chassis System, Tikka T3/T3x SA

• Modular Gen3 architecture: The LSS Gen3 uses an action-mating chassis base with interchangeable handguards and buttstock interfaces, giving the rifle a flexible foundation that can be adapted for different setups without rebuilding the entire system.
• Competition-focused forend: The Competitor configuration combines Arca and M-Lok interfaces, making it easier to position bipods, tripods, weights and other accessories exactly where they help balance and stage handling.
• AICS magazine compatibility: Support for AICS-pattern magazines gives this chassis access to a widely used magazine standard, which is practical for match rifles and streamlined reloads.
• AR-style grip compatibility: Acceptance of AR-15 style grips lets the shooter tailor grip angle and hand fit to shooting position, which can improve trigger reach and comfort during long strings.
• Aluminium construction: The aluminium chassis provides a rigid bedding platform for the Tikka T3/T3x short action, helping maintain consistency while standing up to regular range and field use.

About the MDT LSS Series

The MDT LSS series is a modular chassis family built around the idea of separating the rifle’s core action interface from the external components that shape handling. MDT announced the LSS Gen3 chassis system on February 11, 2025, positioning it as a flexible platform for shooters who want one chassis architecture that can be configured for competition, hunting, tactical applications, and general shooting. Rather than locking the rifle into a single format, the system uses an action-mating chassis base with interchangeable handguards and buttstock interfaces.

A key characteristic of the LSS Gen3 concept is that handguards and buttstocks can be changed without affecting rifle zero, which is especially useful for shooters who want to alter balance, accessory space or rear support options while keeping the rifle’s established setup intact. The design also accepts AR-style grips and uses an ambidextrous magazine latch, reinforcing the series’ emphasis on adaptable ergonomics and practical handling. Within the family, MDT offers distinct forend options, including Competition, Hunting, and Tactical versions, so the same chassis system can be tuned toward barricade work, field carry or more general-purpose use.

About the MDT LSS Gen3 Competitor Chassis System, Tikka T3/T3x SA

The MDT LSS Gen3 Competitor Chassis System, Tikka T3/T3x SA is built for shooters who want a short-action Tikka platform with a more competition-oriented layout than a conventional stock. Its defining feature is the Competitor forend, which combines Arca and M-Lok attachment interfaces across a 387.00 mm length. In practical use, that gives the rifle broad support-position flexibility: an Arca rail helps with fast tripod or bipod placement, while M-Lok slots leave room for weights, barricade accessories and other equipment that can fine-tune balance and stage handling.

The chassis uses an aluminium construction, giving the Tikka T3/T3x short action a rigid platform suited to repeatable precision work. It is also AICS magazine compatible, which matters for match use because AICS-pattern magazines are a familiar standard with broad support across precision rifle setups. The acceptance of AR-15 style grips adds another layer of fit adjustment, allowing the shooter to choose a grip shape and angle that better suits prone shooting, barricade work or a more upright positional stance.

At the rear, the XTN interface keeps the system open to different buttstock choices within the LSS Gen3 concept. That modularity is central to the chassis’ appeal: it is not simply a replacement stock, but a configurable rifle foundation intended for shooters who want to tune ergonomics, accessory mounting and overall handling around a Tikka T3/T3x SA action for competition use.

About MDT

MDT Sporting Goods was established in 2009 and began in Chilliwack, British Columbia, Canada. The company focuses on rifle chassis systems and related equipment for target shooting and hunting, and its range includes chassis, magazines, buttstocks, bipods, scope bases, and scope rings. MDT identifies the TAC21 as its first chassis, which helps place the brand’s later products in the context of a long-running specialization in modular rifle support systems.

MDT develops its chassis, magazines, and accessories with input from competitive precision shooters, which is particularly relevant to products such as the LSS Gen3 Competitor. The company’s head office remains in British Columbia, Canada, and its product philosophy centers on practical modularity, repeatable fit and compatibility across modern precision rifle setups.

Main Features

• Manufacturer: MDT
• Chassis Series: MDT LSS
• Made in: Canada
• In production since: 2025
• Material: Aluminium
• Forend length: 387.00 mm
• Forend type: Arca, M-Lok
• Buttstock interface: XTN Interface
• Application: Competition
• Magazine compatibility: AICS Magazine Compatible
• Grip compatibility: AR-15 Style Grips

Warranty

2 years. This chassis system is covered by a 2-year warranty period.