Basadas en el diseño Weaver.
Construidas en aluminio.
Mecaniza a tolerancias ajustadas.
Tornillos endurecidos para máxima resistencia.
Válida como base delantera.
Para armas:
– Ithaca LSA-55, LSA-65
– Knight Muzzleloaders Knight MK-85, BK-92, T-Bolt (flat receivers)
– Sako Whitetail Hunter
– Shilen flat top receiver
– Tikka with flat receiver
Válida como base trasera.
Para armas:
– Anshutz 1568
– Churchill 950, 950-C
– Ithaca LSA-55, LSA-65
– Knight Muzzleloaders, Knight MK-85, BK-92, T-Bolt (flat receivers)
– Sako Whitetail Hunter
– Savage 10, 12, 16 (short actions); Striker; Pistol; 510, 512, 516 S/A, 10 ML (2-piece only) pre-2003 models; 110, 112, 116 (long actions); 210 Shotgun (use X-high rings) pre-2003 models
– Shilen flat top receiver
– Stevens 110E
– Tikka with flat receiver