the Hitec HS-5125MG servo is a great choice for a super thin wing servo

Size: 4-1/8" X 3-1/4" (104

Length of Wire Lead: 8

Big-bore long shocks are hard-anodized and coated T-6 aluminum

HPI B023 Ball Bearing 6x13x5mm (2pcs) Savage Flux/XL/5SC/4.6 Drill Bits the Hitec HS-5125MG servo isHPI B023 Ball Bearing 6x13x5mm (2pcs) Savage Flux XL 5SC 4. 6 These are the HPI Ball Bearings for the HPI MT2. These insert into the idler gear inside the differential. FEATURES: Bearings provide much smoother operation than bushings Sealed to protect from dirt and debris INCLUDES: Two bearings REQUIRES: Installation per kit instructions SPECS: Inside Diameter: 6mm Outside Diameter: 13mm Height: 5mm This Part Fits the following kits parts: Savage Flux