Fits the 1.5x16S (M16 base), 1.5x24, 2x20, 3x24, and 3x30 ACOG models.

This thumscrew flattop mount clamps onto 1913 Picatinny rails.

Weight:  4.7 oz.

Overall Length:  2.80 in.

Height of Mount Surface to Optical Axis:
1.5x16S (w/M16 base) = 1.660 in.
1.5x24 = 1.660 in.
2x20 = 1.660 in.
3x24 = 1.660 in.
3x30 = 1.660 in.