Visual bug with optic "SU-230 LPVO" with 1x sight

Visual bug with this attachment:

Flash comp
Compensated brake
Long suppressor
Lightened suppressor

Only with 1x sight (4x not have this bug)

Guns with this bug:

m433
sor-556 mk2
NVO-228E
L85A3
M417A2
GRT-BC
SGX
PW5A3
PW7A2
UMG-40
SCW-10
SL9
DRS-IAR
RPKM
M123K
M250
CZ3A1

Guns without bug:

b36A4
AK4D
TR-7
KORD 6P67
M4A1
M277
AK205
QBZ-192
SG 553R
SOR-300SC
USG-90
L110
M\60
KS100 MK8
M240L
vcr-2

A weapon I can't test (sight and muzzle are not unlocked):

KV9
M121A2

Visual bug on this smg with this optical and flash comp:

USG-90
SCW-10
PW5A3

This is my favorite scope in the game, and it upsets me that my favorite weapons have this bug.

And on M277 optic DVO LPVO - Currently Unavailable.

With all due respect to your work, please correct these issues.