DFK-MSTB 2.5/ 3-G DFK-MSTB 2.5/ 3-GF-5.08 DFK-MSTB 2.5/ 4-G DFK-MSTB 2.5/ 8-G-5.08 DFK-MSTB2.5/5-G-5.08 DFK-MSTB25/2-G-508 DFK-MSTB25/3-G DFK-MSTB25/3-GF DFK-MSTB25/4-G-508 DFK-MSTB25/5-GF-508