rczone says they have news of a 415MS Refine 2 Kit...not sure a conversion...
"The TRF415MS Refine 2 kit includes:
main chassis 2.5mm thick carbon frame designed for use with new bulkheads
upper deck short-type, 2mm thick carbon deck designed for use with new bulk heads
f/r bulkheads features newly designed upper mount (without stiffener)
f/r damper stay 3mm carbon, designed for use with new bulkheads
steering post short type
steering linkage designed for use with new bulkheads
rear bulkhead elongated towards front, improved durability and maintenance
built in motor mount heat sink
The TRF 415MS Refine 2 will be available for Christmas sales in December."