The M10 QD-L Scope Mount is CNC machined from aluminum alloy,for excellent corrosion resistance and a matte-black finish.
The Feyachi M10 QD-L Scope mount features a crowned-rail interface which precisely and correctly engaged rails.
QD pivoting rail clamp is faster and holds tighter than levers while accommodating variations in rail size.
With only one rail clamp screw and one scope clamp screw per ring, installation is quick and easy, and retical alignment is preserved while tightening screws
The Scope mount fits 1 inches and 30mm scope tubes.And the distance between two rings is 2.79 inches.The rings are spaced farther apart to fit long tube scopes.