The Griffin Armament Aimpoint T1-2/H1-2/Comp M5/Sig Romeo/Vortex Spark LH RTO Plate for SPRM, model SMA-T1-40LH, is a left-hand Rapid Transition Optic (RTO) plate designed for the SPRM system. This plate allows shooters to mount a variety of optics, including Aimpoint T1/T2, H1/H2, Comp M5, Sig Romeo, and Vortex Spark, at a 40-degree angle for quick transitions. As part of the AIS, the RTO plate provides a secure and low-profile mounting solution. Made from high-quality materials and featuring a durable finish, this plate ensures reliable performance in high-stress shooting environments.