Description
The Southern Cross Small Arms TSP X chassis for Tikka T3 and T3x long action is a modular tactical shooting platform machined in Australia from 6061 T-6 aluminium with a black anodised finish. It free-floats the barrel, feeds from steel AICS-pattern magazines and gives the shooter an adjustable length of pull and cheek rest, making it a solid base for long-range, competition and hunting builds on a Tikka long action.
- Machined from 6061 T-6 aluminium billet with a durable black anodised coating
- Designed, manufactured and tested in Australia by Southern Cross Small Arms
- Inlet for Tikka T3/T3x long action; recoil lug clamp design with a fully free-floating barrel
- Compatible with steel AICS magazines (3.715 inch length for the Tikka LA inlet per AU dealer listing) with an ambidextrous magazine release
- 25 mm (1 inch) length of pull adjustment and 28 mm (1.1 inch) cheek rest height adjustment with zero stop and 14 degrees of yaw
- M-LOK forend with 5 slots each at the 90, 180 and 270 degree positions
- QD sling cups in 4 positions
- AR-style pistol grip included; chassis weight approximately 1.86 kg (4.1 lb)
FAQ
Will the TSP X fit my Tikka T3x long action? Yes. Southern Cross Small Arms lists a Tikka T3/T3x long action inlet for the TSP X. Please confirm your action length and calibre with 3GT before ordering, as magnum chamberings are not called out on the manufacturer page.
What magazines does it use? The TSP X uses steel AICS-pattern magazines with an ambidextrous release. The Tikka long action version is listed by an Australian dealer as taking 3.715 inch AICS magazines.
Where is the TSP X made? It is designed, machined and tested in Australia by Southern Cross Small Arms, New South Wales.





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