Suitable for: HUION Digital Graphics Tablets Q11K V2/ WH1409 V2/ G10T V2/ GT-191 V2/ GT-191 Pro/ KAMVAS PRO 22(GT-221 Pro V2). Model: PW500. 1/8" 1/4"3/8" 1/2" 3/4" 1" Stainless Steel Check Valve Anti-rust.
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