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H-840 US&S LOWER QUADRANT SEMAPHORE

$34.35 $27.50

US&S LOWER QUADRANT SEMAPHORE
red square arm, 1.5 Volt lamps red-red-green lens.

(Requires One (1) H-870 THREE POSITION BLADE SIGNAL MECHANISM for automation. See Options.)

Out of stock

SKU: h-840 Category:
Weight .5 lbs
Dimensions 7 × 3 × 1 in
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