Basso Palta Poseidon GRX 600 Microtech MX 25PALTA GRX 600 Microtech MX 25 Geometry Minor changes were made to the extremely versatile Palta geometry. Headtube Taller headtube for less spacers and more comfort. But we didnt forget about the racers Riders will have the possibility to mount the stem flush with the head tube for lower stack. Design The design of the Palta II follows the philosophy of maintaining the overwhelmingly long list of positive elements from the first version and improving,