List all Sets with barrel length "550 (mm)"

#     Owner     Manufacturer     Model Calibre Twist     Lenght     Sessions     Distances(yd)
min. max.
#53 Anatolich IZHMEKH (Baikal) Bars 4-1 .223 Remington 12(inch) 550(mm)
#48 Harry Mur IZHMEKH (Baikal) Bars 4-1 .220 Russian 16(inch) 550(mm) 1 55 55
#44 mikot5 Česká Zbrojovka (CZ) CZ 455 THUMBHOLE YELLOW .22lr 460(mm) 550(mm)
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