Birzman Torx Key Set Depth-20mm Approved for E-bike use max

Approved for E-bike use max 250W Brake Compatibility Disc Only Rim Width (Internal) 30 Brake Track None Manufacturer Spec ERD (mm) 599 Valve Presta Color Silver Weight 650 Wheel Size 29" Designed for ebike Yes Defined Color Silver ISO Diameter 622 / Road / 29" Eyelets None Hub Drilling 32 Rim Joint Welded Rim Material Alloy Tire Type Tubeless Ready

Durable 7075-T6 construction for long wear-life stiffness and strength Tooth Count 30 Drivetrain Speeds 12 Round or Oval Round Offset 3

Meets the ECE-R75 and ECE-R88 certification requirements and is both suitable for traditional and e-bike uses TPI 60 Color Black Weight 1025 Weight (oz) 36 Designed for ebike Yes Defined Color Black ISO Width (mm) 47 ISO Diameter 622 / Road / 29" Tire Intended Use Touring-Hybrid Tire Diameter 700c Tire Bead Wire Labeled Size 700 x 47 Tire Type Clincher Tire Width 700X47c

Teeth 34 BCD Direct Mount Chainring Comp

There is no metal hard enough and tungsten carbide bolts are cost prohibitive for this application

Birzman Torx Key Set Depth-20mm Approved for E-bike use max9 piece Torx key set constructed from S2 steel Set includes: T10 T15 T20 T25 T27 T30 T40 T45 T50 keys and holder Model Torx Key Set Description Torx Wrench Set Color Silver