Quick view 68-HBA-16 CARLISLE Hydrastar Hydraulic Brake Actuator BRAND: CARLISLE PART # : 68-HBA-16 MATERIAL: SIZE: APPLICATION: HYDRASTAR HYDRAULIC BRAKE ACTUATOR. ELECTRIC OVER HYDRAULIC. 1600 PSI TRAILER MOUNTED BRAKE ACTUATOR FOR HYDRAULIC BRAKES. ... MSRP: Was: Now: $927.00 Add to Cart