General description Two pin adaptor for rewinding rear brake calipers on BMW MINI models. This tool is compatible with any 3/8" drive rewind system and is specifically designed for pre-2007 models (R50, R52, and R53). It is also available as a 3-part set that includes a special reaction plate and a screw T-bar rewind tool (Part No. 3940). Technical specifications Adaptor design for rewinding rear brake calipers 5mm pins with 19mm centres Compatible with OEM 34 6 300/301 Compatibility and accessories Suitable for BMW MINI brakes Available as a 3-part set (Part No. 3940)