Replacement ultra-fine 31G sterile pen needle tips in a 10-pack for comfortable, precise micro-dosing.

Pen Tips (10-pack)
$5.00
Ultra-fine 31G single-use sterile pen needle tips (10-pack).

$5.00
Ultra-fine 31G single-use sterile pen needle tips (10-pack).
Replacement ultra-fine 31G sterile pen needle tips in a 10-pack for comfortable, precise micro-dosing.
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