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5-slot rail section, 50.04 mm long (5 x .394 in), MIL-STD-1913 profile and grooves, true size

5-slot rail section, 50.04 mm long (5 x .394 in), MIL-STD-1913 profile and grooves, true size

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

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From the full sheet

Picatinny rail (MIL-STD-1913): profile, grooves and mount jaw: every size, notes, mating features and sources. What are the exact Picatinny rail dimensions (MIL-STD-1913)?

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