Defense Systems stainless steel guide rod assembly is precision machined to
meet any shooters needs. All guide rod components are machined of high quality
stainless steel and include flat wire springs. We machine a custom screw
with a hex head to offer ease of spring replacement along with a unique look
for your Smith & Wesson. Our guide rods are available for all SD9 and SD40 models along with
multiple finishes and spring rates. All guide rods carry a lifetime warranty
along with a one year warranty for the springs.
S&W Models With 4" Barrels (C, E, G, GP, P, V, & VE SERIES) 9mm, .40 S&W, and .357 Sig.
Weight By Mode
S&W Models - SD9 and SD40 Factory Spring weight is 18 lbs
· 11 - 13 lb Springs are mostly
used for competition shooting or if using a compensator on your barrel. Lighter
weight recoil springs have a faster recoil time and allows the shooter to stay
on target along with faster follow up shots.
· 14 - 16 lb Recoil springs are
for reduced power ammunition loads
· 17 - 18 lb Recoil springs are
Glock factory weight recoil springs
19 - 24 lb Recoil
springs are for heavy ammunition loads +p or +p+