Multi-Size Precision: CNC-machined alignment tool works with 22.2-28.6mm (7/8"-1-1/8") steel/aluminum steerers - compatible with major cycling brands' ISO/JIS standards
Armored Construction: Aircraft-grade 6061-T6 aluminum core with stainless steel inserts withstands 500+ installations. Heat-treated for impact resistance
DepthGuard Technology: Patented depth collar ensures perfect 6mm insertion every time - eliminates guesswork and damaged threads
Complete Service Kit: Includes 4 corrosion-resistant star nuts + dual-density mallet with replaceable striking faces