S&T ANGSTADT ARMS UDP SCW AEG 5.5 inches M-LOK Handguard BK

・Material: Aluminum alloy
・Weight:  5.5 inch approx. 135g
・Total weight (including packaging):  5.5 inch approx. 198g
・Product dimensions (length x width x height):

5.5 inch: Total length approx. 145mm, total width approx. 39mm, height approx. 60mm

・Package size: 37cm x 5cm x 15cm
・Compatible product manufacturers and models: Various M4 series electric guns