Durable aluminum housing won't kink or rust and offers precisecompression-less shifting performance. 20% lighter than conventional housing. 5mm diameter includes Teflon-coated slick stainless cables (2300mm)30 links11 mini TubeTops2 end caps2 cable tips & 2 Indexed Inline Adjusters Precise, compressionless shifting performance combined with extreme flexibility Each kit comes with links pre-installed on housing segments making setup quick and simple 20% lighter than traditional linear strand shift housings Durable, aluminum housing won’t kink or rust