- 2 Ways (Left / Right) Position Available QD Sling Swivel. 
- Number Marking On Aluminum Stock Pipe. 
- For Star M4 Series.

Weight: 550 g
Color: Black
Length: 191 ~ 274mm In 5 Steps
Materiel: Nylon Fiber Aluminum
Battery: with 8.4v 1400mAh battery
Dimension:- QD Sling Swivel. 
- Steel End Plate. 
- Ultra Light Weight Aluminum 5 Steps Stock Pip

Item No.: STOCK-10A-BK