XRAY item 301007 - T4'21 Aluminium Extra Flex 2.0mm Swiss 7075 T6
Aluminum T4'21 framework with original cutout spaces for increased flex. This framework is recommended for low traction carpeting songs and high traction asphalt tracks. (not motivated for high- and very-high carpeting traction tracks through which either the #301005 or #301006 framework tend to be more effective). Fits T4'21