Introducing the Subrosa Rose Cranks. Death Proof-Post Weld Heat-treated chromoly, with CNC’d spindle bosses, all held together with oversized welds. Slim design with a 19mm spindle to keep it simple with 6mm allen bolts. Multiple size and color options, and now the B.B. is included! CRANK SPEC: Sizes: 160mm, 165mm, 170mm, 175mm 4130 chromoly custom shape with oversize welds Post weld Death Proof heat treatment 1-piece CNC spindle bosses Hollow 19mm / 48 spline spindle Weight: 31.4 oz Colors: Black INCLUDED BB SPEC: 19mm mid Crush proof steel inner spacer 6061 Alloy Caps R12 bearings Weight: 7.1 oz Colors: Black Need help choosing the right part? Message us on Instagram, YouTube, Facebook, or TikTok. All parts ship fast from 5150BMX.com — support core BMX. View all Subrosa® products