Premium stainless steel construction for unmatched durability and corrosion resistance
Precision-engineered airflow design delivers crisp, high-pitched sound up to 120dB
Military-grade gold electroplating ensures scratch-proof performance in all weather conditions
Ergonomic lip-grip contour designed for referee"s rapid-response scenarios
Professional-grade acoustic chamber optimized for basketball courts and sports training
CNC-machined pea-less mechanism eliminates jamming during intense competitions
FDA-approved food-grade mouthpiece for safe extended use during tournaments
Ideal for coaches, PE instructors, and professional referees requiring tournament-grade equipment
Weight-balanced design prevents arm fatigue during marathon training sessions
Globally compliant with FIBA, NCAA, and NFHS official competition standards






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u***7

Helpful (2)
Arrived early!!! comfortable clothing
May.30.2024

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May.30.2024
u***4

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Amazing! Great quality items!
Jun.06.2024

Helpful (1)
Jun.06.2024
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Jp70_post stainless steel teacher basketball sports competition training whistle referee professional users foreign gold
$0.57
category:
Conventional stainless steel boxes 5
Conventional stainless steel box pack 1
Putting 10 conventional stainless steel boxes
Conventional stainless steel boxes 3
Conventional stainless steel boxes 2
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