Its circular design provides measurement settings from 4

Durable upgrade over stock plastic

High performance standard digital servo

Part Number: LOS233015

TEKNO RC TKR6853 LLC Front/Rear Stub Axles for M6 Driveshafts 6mm Large Scale Servo Its circular design provides measurementTEKNO RC TKR6853 LLC Front Rear Stub Axles for M6 Driveshafts 6mm The Tekno RC TKR6853 stub axles are sized for 6mm M6 driveshafts and can be used at the front or rear. They're designed to work specifically with Tekno RC's M6 driveshaft system for improved strength over stock hardware. This genuine Tekno RC part is a direct fit option when running the M6 driveshaft upgrade. Stub axles for M6 (6mm) driveshafts Front rear use Part number TKR6853