copied over (#12895)

Co-authored-by: Yellow-Mushroom <[email protected]>

code/modules/projectiles/gun_attachables.dm

@@ -1014,10 +1014,16 @@ inaccurate. Don't worry if force is ever negative, it won't runtime.
 
 /obj/item/attachable/stock/t39stock
 	name = "\improper SH-39 stock"
-	desc = "A specialized stock for the SH-35."
+	desc = "A specialized stock for the SH-39."
 	icon_state = "t39stock"
 	pixel_shift_x = 32
 	pixel_shift_y = 13
+	size_mod = 1
+	flags_attach_features = ATTACH_REMOVABLE
+	wield_delay_mod = 0.2 SECONDS
+	accuracy_mod = 0.15
+	recoil_mod = -2
+	scatter_mod = -2
 
 /obj/item/attachable/stock/t60stock
 	name = "MG-60 stock"

code/modules/projectiles/guns/shotguns.dm

@@ -101,14 +101,14 @@
 	starting_attachment_types = list(/obj/item/attachable/stock/t39stock)
 
 	fire_delay = 14 //one shot every 1.4 seconds.
-	accuracy_mult = 1.20
+	accuracy_mult = 1.05
 	accuracy_mult_unwielded = 0.65
 	scatter = 3
 	scatter_unwielded = 12
 	damage_mult = 0.7  //30% less damage. Faster firerate.
-	recoil = 0 //It has a stock on the sprite.
-	recoil_unwielded = 2
-	wield_delay = 1 SECONDS
+	recoil = 2
+	recoil_unwielded = 4
+	wield_delay = 0.8 SECONDS
 	akimbo_additional_delay = 0.9
 
 /obj/item/weapon/gun/shotgun/combat/masterkey