Stp Center Of Gravity Regulator For Jr / Frsky X9d / Futaba Radio Transmitter

STP Center of Gravity Regulator for JR / Frsky X9D / Futaba Radio Transmitter Notice: The Radio Transmitter showed was not included in the package. Specification: Item Name: Radio Transmitter's Gravity Regulator Versiion: Crosswise Fixing Version, compatible for JR Frsky X9D Radio Transmitter Lengthways Fixing Version, compatible for Futaba Radio Transmitter Color: Red Or Sliver ( Optional) Length: 6.1cm Diameter: 1.1cm Weight: 10g Usage: change center of gravity for Radio Transmitter Package Included: 1x Center Gravity Regulator