200pcs/Lot 4mm Steel Balls Hunting Slingshot High-carbon Steel Slingshot Balls Catapult Bow Hitting Ammo Shooting Tools Yernea
These ball bearings are precision engineered for perfect consistency of weight, dimensions and finish.Made from high grade steel, these ball can withstand tremendous amounts of impact force,ideal for bicycle bearings.
Usage: Slingshot bullets or Bicycle bearings accessories
Brand new and high quality.
Product Name: Ball
Color: picture color
Size: 4 mm diameter
200 x Steel Ball