Note: Choose your arms type and if you want prints with your frame kit. "The podium owning: Switchback, Optimized and Refined. Stiffer, smaller, 20x20 only." The FIVE33 Switchback PRO 5" Racing Frame Kit is engineered to provide pilots with optimal performance, durability and stability. The lightweight, durable carbon fiber frame features low tolerance arms for an extra tight build. The FIVE33 Switchback PRO This frame is sure way to provide pilots an edge in any race. Check out all our Five33 5" Frames and all our FIVE33 Flying Gear! Feature Arms for this frame are interchangeable Lite arms = 33g SFG arms = 35g SFG: The SFG arms are compatible with all Switchback V1 braces, SFGs, & BFGs Lite(SPLT): Smallest possible arm length that can fit 5.1″ props Specifications Weight 73.8g (Prints Included) Dimensions: 6 x 12.70 x 0.25 cm Arm Option SPLT Arms or SFG Arms TPU Color Championship Teal (Optional) Motor Bolt Mounting: 16x16 & 19x19 Stack Mounting: 20x20 Bottom Plate: 2mm Arm Thickness: 5mm Anti-Wiggle-Plate: 3mm Mid Plate w/ Press Nuts Installed: 2mm Top Plate: 2mm 3d printed parts available HERE Includes 1x FIVE33 Switchback PRO 5" Racing Frame Kit - Choose Your Version