fire arrow water rocket making accessories protection head suitable for all sizes of coke bottle pullover plastic parts wholesale 火箭头水火箭制作配件保护头适合各种大小的可乐瓶套头塑料件批发

Size: 10.5**10.5*12 Suitable for 1.25L and 1.5L Coca-Cola and Sprite bottles
Medium size: 7.5*7.5**11 suitable for 450ML and 600ML Coca-Cola and Sprite bottles
Trumpet: 2.5*2.5*6.7, suitable for pipes with a diameter of 2.05

1. Streamlined design, reducing flight resistance while enhancing aesthetics.

2. Move the center of gravity of the water rocket forward to maintain the flight's balance and directionality, without needing to add additional weight;

3. Water rockets fall from high altitudes, greatly protecting the body.

Instructions: Fit the cover onto the bottle, and cut away any excess if necessary to fit the bottle size.

To reduce weight, use electrical tape to wrap and reinforce.