The santa cruz bronson alloy r1 2017 is the latest version of the santa cruz bronson now with an alloy frame for the more budget conscious rider available in all new colours complete with a great budget build that includes a sram nx 1x11 drivetrain please note the photos shown are for illustration purposes only and may not display the exact build kit for this model please see the technical information listing for the full spec of the r1 model when thenbs