SRAM RED 2x Chainring Kit - 50/37t 2x12-Speed 8-Bolt Direct Mount BLK/Silver E1 ModelNumber=K3296 Model Protek BR Size 700c

Model Protek BR Size 700c Width 47mm Compound Protek Bead Non-Folding Type Non-Tubeless Color Black Weight 1014g

Standard model designed for road bikes and gear while the large size is more for mountain bikes and able to store a 29 inch tube

model Albert Trail Pro E50 size 29" width 2

1 RC2 W/ButterCups e-Bike approved Yes Axle/Hub spacing 15x110mm TA Primary Color Black Spring Adjustments Air pressure Bottomless tokens Lower Tubes Material Magnesium Stanchions Material Aluminum Maximum Rotor Size 220mm Wheel Diameter 27

SmartNET Silica technology delivers high rolling efficiency thanks to its natural anisotropic orientation which reduces heating while increasing elasticity to help minimize energy dissipation

SRAM RED 2x Chainring Kit - 50/37t 2x12-Speed 8-Bolt Direct Mount BLK/Silver E1 ModelNumber=K3296 Model Protek BR Size 700cOne piece 2x chainring results in a lighter weight, stiffer, more durable crankset X Range gearing technology gives you more range and a smoother gear progression, so youre always in the right gear Crisp and accurate front shifts Compatible with 8 bolt crank arms SRAM Model ID: CR RED KIT E1 TECH SPECS Chainring Comp. SRAM FlatTop Speed 12 Teeth 50 37 BCD Direct Mount SRAM 8 Bolt