Sterling Self Defense
Quality Protection You Can Depend On
Home
Terms, Conditions & Policies
Contact
Shop
Custom Shop
Swap Shop
More
Milling your 8 gram mags into 12 gram
Umarex HDP-50 magnetic detent
Vks M4 125+ joules double the power of all the others
Umarex extended air chamber cap ready for you release b button
Umarex hpa adapter kit with 12 gram air chamber mod cap
Umarex hpa adapter
X68 assassin kit
7/8-20 bore matched 686 mock suppressor
SSD 686 X-68 6” barrel with mock suppressor and compensator
M17 power kit with new output gauge
Power block XL block only kit
Power block XL full kit
SSD-17 power kit for the m17
Power plug installed on airchamber
Power bolt extension installed on air chamber with milsig oring
Direct asa installed on air chamber with milsig oring
Modular power plug
Direct asa power plug kit
Tcp full power kit with everything you need to get 50+ Joules
Fsc /trp power kit everything you need to get 54 joules
