Dell B31 Generic Tool-less L-Bracket Static 4-Post Rail Kit

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Quick Specs

The Generic mounting interface encompasses all other mounting interfaces outside of the ones listed above. Unless indicated to be tool-less, tools are required for installation.

Square-hole describes a 4-post rack mounting flange type where rails utilize Square holes sized according to EIA-310-D standard for mounting.

Round-hole describes a 4-post rack mounting flange type where rails utilize Unthreaded-Round holes sized according to EIA-310- D standard for mounting.

Threaded-hole describes a 4-post rack mounting flange type where rails utilize Threaded-round holes for mounting. Threaded round holes may require additional hardware for mounting and hardware may vary by thread type. See footnotes in table 2 for specific information on threaded-round hole mounting.


Rail identifier Mounting interface Rail type Rack types supported Rail adjustability range (mm) Rail depth (mm)
4-Post 2-Post Square Round Threaded without CMA/SRB with CMA(SRB)
Square Round Thread Flush Center Min Max Min Max Min Max
B31 Generic Tool-less L-Bracket Static X X X a - - 293 516
293
516
293 516 448 -
a Minor conversion required
Compatible With:
  • Dell XR8000

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