20mm hole spacing for mounting on all locations except the 45 degree location on the GTM mounts.
Last photo shows the rail mounted on the GTM mount (GTM Mount not included)
Picatinny Rail 20-18-105 LA20 BH18 L105 mm
Hole Distance (LA): 20mm
Height (BH): 18mm
Length (L): 105mm
Item Nr.: 318-60016
