Arsenal Retainer Pin for UR/SFK Type Front Sight Block (Krinkov)
#TAG# KR-333; KR-33; KR-3 #TAG#
Retainer pin Bulgarian
Spring for Krinkov gas tube / upper handguard
Retainer pin for rear sight block
Spring for upper handguard
Pin, retainer for barrel, for stamped receivers, OD 7 mm, length 27mm, Arsenal