9.5MM 3/8" CATAPULT SLINGSHOT AMMO CARBON STEEL BALL BEARINGS
9.5MM 3/8" CATAPULT / SLINGSHOT AMMO. PERFECT FOR CATAPULT OR SLINGSHOT AMMO. AS BALLS ARE FOR CATAPULT AMMO THESE ARE APPROXIMATE SIZING AND NOT PRECISION BALLS. CARBON STEEL BALL BEARINGS. 8MM CARBON STEEL BALL BEARINGS.