Obert Slingshot Professional Hunting Slingshot Light Catapult Accurate Shooting Slingshots Fiber Optic Sight Sling Shot with 6 Rubber Bands for Men Sport Games

Specifications:
Material: ABS
Outer Width: 3.5 in.
Inner Width: 1.9 in.
Height: 5.9 in.
Weight: 150g

Products include: 
1 x slingshot
6 x slingshot rubber bands

Rubber bands installation steps:
1. loosen the screw.
2. press the screw.
3. put the rubber band into the slot.
4. tighten the screws.

Fiber Optic installation steps:
1 cut off the optical fiber and put it into the hole,
2 burning one end of the optical fiber,
3 burning the other end of the optical fiber.

Rubber band maintenance?
It should be stored in a cool, dry and clean, acid-free, alkali-free, oil-free, and corrosion-free place, avoid sunlight and humidity. Try not to touch the rubber band with the hands that hold the sweat during use. If it will not be used for a long time, it should be cleaned, dried in the shade and then stored away.