MRT mPTX Pro Transponder Gift along with new 3-hole rear

along with new 3-hole rear suspension arms that allow for softer shock and spring while still maintaining support in the fast turns

the optional weak-magnet rotor can make the motor ready for Boost Stock racing instead of Blinky Stock racing

50 levels of initial brake force

Suitable for Lexan bodies and other plastic materials

Replacement parts for the Xpress Arrow AT1

MRT mPTX Pro Transponder Gift along with new 3-hole rearmPTX Direct Powered Transponder. ID Numbers: Main 7 Digit ID ALT 7 Digit ID System Compatibility: Compatible with AMBrc2, AMBrc3, Mylaps RC3 and Mylaps RC4 systems. (Pre firmware version 4. 5). Stealth Case: 19 x 16 x 6 mm, waterproof and fuel proof Mounting options: 3 hole tabs or direct fit (tabs removed) Weight: 3g approximately Temperature Range: 0 50C (32 122 F) Signal: Magnetic induction Power Lead Plug: RC 3 pin standard type (length approx