XL70V2T01-1 Carbon Fiber Tail Boom V2 / NitroXL70V2T01 1 Carbon Fiber Tail Boom for Specter V2 and Specter Nitro High strength carbon fiber tail boom compatible with both Specter 700 V2 and Specter 700 Nitro. Lightweight, rigid and precisely machined for perfect fit and vibration resistance. weighs 115 grams vs painted aluminum of 150g

●600N Aluminum Hexagonal Bolt x 4 (ψ3xψ5x49mm)

Bearings MR688ZZ x 2

Servo: 2 x 6 g

The HKIV-40 series is exactly what you need for your 550-600 size model on 12s

●500X One-way Bearing Shaft(Φ7xΦ10x28

●470 Linkage Ball G(M2x3) x 2(Φ4

Use for T-REX /600/600 Nitro

15 mm (+) Body Length: 40

5x6mm)●Socket botton head screw x 12(M2

allowing longer flight times

●Tail boom brace x 2(Φ1

Embedded Web based Spirit Settings