Sako TRG Quick Detachable Optilock Scope Mount. Gloss blued and constructed of durable steel, this quick detach Optilock scope mount is a factory original part for Sako TRG 21, 22, 41 & 42 rifles. Available in 1" / 30mm Low, Medium and High variations, there is sure to be the correct size to perfectly fit both your optic as well as your firearm. The mount features 2 Optilock rings for reliable fastening of heavy / large rifle scopes and can be removed or remounted without change in Point Of Impact. Sako TRG 30mm H/L Quick Detachable Optilock Scope Mounts S5740325