SRAM X7 FRONT MECH - LOW CLAMP 2007 - Stiff, strong and light. There are now more choices in the X.7 Front Derailleur. Whether you chose the highly regarded high clamp version or the new low clamp version, the X.7 Front Derailleur family offers great performance at a reasonable price. Speeds: 9. Cable Routing: Top or bottom (INDV). Max. Tooth: 44t. Clamp Body: Alloy. Weight: 178g.