100% brand new and high-quality spark plug A7TC. 【Specification】Diameter Thread: 10mm. Thread Length: 12.7mm. Resistor spark plug replacement for A7TC, A7RTC, C7HSA, CR7HSA, STK 4549, Replacement for Autolite 2795, Replacement for Bosch UR3AS Z9Y. 【Applicable Engines】Resistor spark plug replacement for GY6 50cc-125cc Horizontal Engine Serie. Fits for GY6 Engines 50cc-70cc 90cc 110cc 125cc 140cc 150cc 160cc ATVs, Dirt Bikes, Scooters, Go-Karts, Quads, Mopeds, and Most Motorcycles. Fits for GY6 engine Series with CVI Belt Transmission: 50cc 139QMB, 125cc 150cc 154QMI 157QMJ Scooters, ATVs and Go-Carts. 【Compatibility】Spark plug replacement for NGK C7HA C7HSA C5HA C5HSA C5HSB CR5HS CR5HSA CR5HSB C6HA C6HSA CR6HS CR6HSA CR7HSA, Nightingale XR50 XR70 XR80 XR100 CRF50 CRF70 CRF80 CRF100, Kawasaki KLX140, Yamaha TTR50 TTR125 TTR125L, Autolite 2795. 【Compatibility】This Spark plug replacement Part is compatible with models including: Denso U22FS-U, U16FS-U U16FS-UB U16FSR-UB U20FS-U U20FSR-U U22FSR-U, Champion PZ7HS Z9Y Z10 Z10YC Z12 Z8 Z9Y, AC S102F, Autolite 2795,...