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The Sugatsune ESR-6 Series 12 inch full-extension ball bearing drawer slide is made from 304 stainless steel throughout, giving it corrosion resistance that zinc-finished steel cannot match. It is a side-mount, non-handed slide rated 132 lb per pair, designed for installations where moisture, cleaning chemicals, or demanding environments rule out standard finishes.
In most cabinet shops, a zinc-finished ball bearing slide is the right call. But zinc has limits: regular washdowns, high humidity, salt air, food prep surfaces, marine interiors, and medical or laboratory casework can corrode a zinc slide quickly enough to create a service problem. The ESR-6 holds up in those conditions because the stainless runs all the way through the members and the raceway hardware, not just on an outer coating that can wear or chip. Full extension means the back of the 12 inch drawer clears the cabinet face completely — important in compact utility drawers and equipment enclosures where every inch of access counts.
304 stainless steel is the standard corrosion-resistant grade for food service, marine, and institutional hardware — resistant to most cleaning agents and moisture without a surface coating to maintain. The ball bearings run in stainless raceways for consistent travel under load. This is a standard-motion slide: no self-close ramp, no soft-close damper, no detent. The drawer rides the bearings and rests wherever it stops. That simplicity is an asset in environments where a mechanism adds a maintenance point or where the slide will be pulled for cleaning frequently.
The ESR-6 in 12 inch stainless is at home in applications that eliminate zinc as an option: marine cabinetry, boat galleys, outdoor kitchens with enclosed cabinet compartments, laboratory casework, food service prep stations, and any utility drawer that will be hosed down or wiped with sanitizing chemicals. At 132 lb per pair it also suits compact tool or equipment drawers that need a load rating above the standard kitchen class. The 12 inch length fits shallow drawers in workstations, medical carts, and instrument enclosures. Because the slide is non-handed, a single SKU stocks both sides.
304 stainless resists moisture and most cleaning agents well and is widely used in marine cabinetry. For offshore or direct-saltwater exposure, 316 stainless is the higher-corrosion-resistance grade. The ESR-6 is specified as 304 stainless — confirm the grade is appropriate for your specific environment before ordering for extreme marine use.
No. Standard motion means there is no self-close, soft-close, or hold-in detent. The drawer stays wherever it is pushed and must be pushed fully closed by hand. This is intentional for applications where a closing mechanism would interfere with frequent removal or cleaning.
Side clearance for the ESR-6 is not stated in the available source data. As a side-mount ball bearing slide, it will require clearance between the drawer box and the cabinet interior — confirm the required clearance from the Sugatsune ESR-6 installation specification before sizing the drawer box.
The 132 lb rating is per pair of slides — that is the working load for the two slides together carrying one drawer.
Side-mount ball bearing slides in face-frame cabinets need rear support because the cabinet side is set back from the face frame. Check whether Sugatsune offers a rear mounting bracket for the ESR-6 series, or plan a support block at the rear of the cabinet to carry the back end of the slide.
When the installation calls for hardware that shrugs off moisture, chemicals, and regular cleaning, the ESR-6 in 304 stainless is the right foundation — full extension, 132 lb per pair, and built from a material that does not need a protective coating to do its job.
