Bullet Holder (Shoulder Socket)

Bullet holder for 2 spare rounds of ammunition. Shoulder socket design. Fits M-LOK slots. Also included files for blank back to use with 3M double sided tape. 30° 12mm diameter supports these calibers:6mm Creedmoor6.5 Creedmoor 20° 12mm diameter supports these calibers:308 Winchester308 Marlin Express 23° 9.5mm diameter supports these calibers:5.56 NATO / 223 Remington Thru 12mm diameter supports these calibers:444 Marlin My print settings: Printed in PETG. 15% infill and .2mm Layer height.Orientation as shown in the picture. Slim Tree support on base plate only.