GCM-087820M 20 18.5 26 50 107 GCM-0878254M 25.4 23.9 26 50 103.5 GCM-087830M 30 28.5 28 52 107.5 GCM-087840M 40 38.5 32 62 130 GCM-087850M 50.8 48.8 36 69 143 Previous GCM-0878 3D Kinematic Lens/Mirror Lockable Holders Next ...