The Swiss Arms 4.5mm .177 Caliber BBs are a high quality ammo type designed for use in most airguns. .177 caliber BBs are the most popular type of steel BB on the market, as they improve accuracy, even over longer distances. This bottle contains 5,000 rounds.
Type: 4.5mm steel BBs
Package includes: Swiss Arms 4.5mm Steel BBs - 5000 ct.