Šesťhranný skrutka pre uchytenie pera obracače Kuhn GF - vhodný pre Kuhn GF 7000, GF 7001, GF 7501, GF 7601, GF 8501, GF 10601, GRS 21, GRS 24, GF 22, GF 440, GF 452, GF 671, GF 3701 , GF 4000, GF 4000, GF 4201, GF 4201MH, GF 5000, GF 5001, GF 5001MH, GF 5801, GF 6000, GF 6001, GF 6301, GF 6401.