Customer Support

(813) 891-1313

Made in USA

Designed & molded domestically

ITAR compliant

Domestic-only facility

Mil-Spec certified

Pelican-Hardigg tested

ISO 9001 certified

Quality-managed production

Made in USA

Need help configuring this case?

Talk to an engineer about foam, handles, locks, and add-ons before you order — we'll help you spec it right the first time.

(813) 891-1313Mon–Fri Email usSupport team Talk to an engineerFree consult

SKB 3R Series 5123-21 Case

$1,264.99

Final price depends on the foam, handles, locks, and add-ons selected below.

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SKB 3R Series 5123-21 Case

$1,264.99

Dimensions

External Length	55
External Width	27
External Height	24
Weight	69.00 (Empty)
Lid Height	10.75
Bottom Depth	10.75

Configuration Options

Accessories

Shipping Label Plate (+$34.99) · Combination Lock – TSA Approved (+$12.00) · Combination Lock – TSA Approved (Pair) (+$24.00) · Caster Plate and Wheel Kit (+$299.99)

Built-to-order item. Lead times vary with current production volume — contact us to confirm your schedule before ordering time-sensitive projects.

Secure payment & terms

VISAMC AMEXDISC PayPalPO / NET-30

SKB 3R Series 5123-21 Case. SKU RESK-3R5123-21B-E. Internal length 51.5, internal width 23.5, internal height 21.5. External length 55, external width 27, external height 24. Lid height 10.75. Bottom depth 10.75.

Pro tip

When speccing a long, elongated case

Confirm your payload's exact length and any interior clearance needed for brackets or fittings before choosing foam. Our engineers can review your CAD or a rough sketch before you place a custom order.

Why teams choose AllCases

Precision engineered, mission-tested

Every case is engineered to Mil-Spec standards and tested to protect the equipment inside, from transit cases to custom foam systems.

Engineered, installed in the USA

Sourced, cut, machined, and installed domestically at our ITAR-compliant facility — full traceability from raw material to finished case.

40+ years of engineering support

Not sure which foam, handles, or locks fit your application? Our team will help you spec the right configuration before you order.

Case Builder & fast quotes

Use our Case Builder to save this configuration and request a formal quote in minutes — no back-and-forth required.