Bell Spark MIPS Youth Helmet Matte Bright Green/Black Uni RGroup_BB8D3AA5018D22CA99F0078A6EC7838AFE45DD1C The Big Seven 100 has

The Big Seven 100 has 27

GT Designed Alloy Frame

It utilizes SHIMANO's MICRO SPLINE freehub body and HYPERGLIDE+ tooth profile for enhanced shifting performance

fits wheelbases up to 132cm

Palm Reinforcement: 80% nylon 20% polyurethane

Bell Spark MIPS Youth Helmet Matte Bright Green/Black Uni RGroup_BB8D3AA5018D22CA99F0078A6EC7838AFE45DD1C The Big Seven 100 hasPulling its DNA straight from its big brother, the Bell Spark Jr. employs the same crisp style in sizes designed around younger heads. Full grown safety features including MIPS focus the legendary Bell reputation on protecting young riders so you can breathe easy as they explore their limits. Features Ergo Fit Fusion In Mold Polycarbonate Shell Integrated Visor MIPS (integrated with fit system) No Twist Tri Glides Sweat Guide Padding Specifications