GM&BW Catapult Flat Bands-Normal & Anti-cold Version, Thickness 0.4-0.8mm, Band Cutting Ruler for Any Taper, Choice of…

✅INNOVATION by a Chinese Slingshot Guinness World Record Keeper (Speed Shooting). It is branded as “普雷萨斯PRECISE” in china and is developed for both longevity and retraction velocity after hundreds of testing by him and his team.
✅SNAPPY SHOOTING BANDS: Not usual exercise band for fitness. Quality is strictly controlled as NO.1 brand in China with characters like consistent thickness, softness, flatness,sharp looking
✅RECOMMENDATION: An elongation of 4.5 or 5 is recommended for a practical balance between velocity and life time.Use the normal version for a temperature higher than 10℃; Use the anti-cold version for a temperature lower than that. The normal version performs still very well in cold temperature.
✅CAUTION: It is so popular as to be counterfeited. Some fake ones have been found in other big ecommerce platforms. Please choose the reliable source and seller. GM&BW and PRECISE jointly sponsored the 1st slingshot world cup as you seen in the 4th picture.
✅DIMENSION: Length 2m, width 15cm, thickness 0.75mm.No instruction is included for this Do-It-Yourself material.