Apex Precision Mechatronix Pvt. Ltd. Offers Speed Guide for Z Direction Load. Apex Precision Mechatronix Pvt. Ltd. Is an ISO accredited company that supplies Linear Motion Systems, Pneumatic Products, Gears, Racks & Pinions, Safety Couplings, Precision Locknuts Locking Elements, etc. The Speed Guide for Z Direction Load is specially designed for light weight.