Swivel Seal Kit For Reel Series 100 1125 1275 C DP E P S SG SH SP VA For Use With Grainger Item Number 10C517 For Use With Mfr Model Number 439 439-1 439-4 Material EPDM/PTFE For Use With Coxreels Stud Mount Swivel Reel Swivel Swivel Swivel Joint Includes (2) Backing Ring (2) O-Ring