FXR Derby Swell Air UPF Longsleeve Size:5XL Length: 8-1/2" Width: 3" Thread

Length: 8-1/2" Width: 3" Thread Depth: 1/2"

As with everything from Arai

It boasts industry-leading aerodynamics for reduced drag and peak race performance thanks to over three years of wind tunnel and track testing to optimize aerodynamics in various riding positions and lean angles

Dimensions: 15" L x 27" Front /20" Back W x 16"H (52 Liters)

these kits are not intended to create pit bikes for big kids or adults

FXR Derby Swell Air UPF Longsleeve Size:5XL Length: 8-1/2" Width: 3" ThreadFEATURES 160gsm 92% polyester 8% spandex jersey Lightweight venting mesh at side and sleeve inserts Anti microbial finish Sunshield UPF UVA & UVB protection