Sunday Nightshift BMX Frame - 21" TT Saphire Blue. The Nightshift is 100% 4130 chromoly throughout features super tough 41-Thermal heat-treating and comes with the proven Lifetime Warranty against bending cracking and breaking. You'll find lots of design features on the Nightshift that are comparable to the top-of-the-line Soundwave but this frame is built using traditional round tubing with unique internal gusseting for added strength.

100% 4130 Chromoly Frame

Double-butted top and down tubes with proven internal gusseting

Post Weld Machining: The Mid BB and Headtube is machined to its absolute minimum without sacrificing strength or durability–machining happens after welding for a precision bearing fit

Hollow Dropouts with Chain Tensioners: Hollow 8mm wide dropouts are as light as a solid 5mm dropout but over twice as strong. There is a small internal chain tensioner to hold the wheel in position and to simplify wheel removal

Removable Brake Hardware: removable brake mounts and cable channel improvements that provides benefits with or without a brake setup

Rust Proof Coating: All Sunday frames are rust-proofed with "Black Magic" coating before the final finish is applied. It is lightweight and the best anti-corrosion processing that's offered today