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- This bearing scar barrel is built with 3 strings and 9 bearings, greatly increasing the precision and accuracy of your foam blaster toy guns.
- Universal 16mm id, can fit most foam dart blasters.
- Super low resistance, the bearings can reduce the tear and wear of nerf darts.
Material: 3d print PLA
Type: 3 strings, 9 bearings
Inner diameter: 16mm
Package: 1x bearing scar barrel