Topeak alien xs toolthe most compact alien tool 16 high quality tools fold neatly into a compact two piece body featuresalien technology allows tool to separate into two pieces for more versatility when making repairs includes self tightenting toolstools16 totalallen wrenches 22 534568mmbox wrenches 8910mmspoke wrenches stainless steel 15g14gscrew drivers 2 phillips flat headknife stainless steelbottle opener hardened steeltool material hardened steelbody engineering gr