BOX Mini P-30 Vector BMX Crankset BOX Mini P-30 Vector BMX Crankset from Michael Gamstetter BOX Mini P-30 Vector BMX Crankset Hollow-Forged aluminum BMX racing crankset for kids based on the Vector PF30 for BOX Components. The Box line of Vector (One) BMX Cranks. M-35, M-30, P-30 (top to bottom) gLike BOX Mini P-30 Vector BMX Crankset Hollow-Forged aluminum BMX racing crankset for kids based on the Vector PF30 for BOX Components. Industrial Design Graphic Design Product Design Share R 7 n Available Freelance, Full-time Michael Gamstetter Michael Gamstetter Santa Fe, NM Follow Contact