Description
Personalize your ASG McMillan M40A3 SL sniper rifle (Ref. 18556) with our HUSH XL barrel extension tube.
The adapter (ref. 19531) converts the 21 mm thread into a 14 mm thread allowing the installation of the HUSH XL BET (Ref. 17593)
Complete your McMillan sniper charge with the 21mm to 14mm M40A3 / HUSH XL Thread Adapter.