EZ Lube Dust Cap Rubber Plug Replacement $0.95 Replacement Rubber Plug For The EZ Lube Dust Caps. EZ Lube Dust Cap Rubber Plug Replacement quantity Add To Order Form SKU: 1638 Categories: Components, Hubs Related products 1 3/4″ Bearing 25580 $15.95 Part #:1646 1 3/4" Is The Measurement Of The Inner Diameter On The Bearing. 25580 Add To Order Form UFP 5 Lug #42 Seal OD 2.334, ID 1.650 $8.95 Part #:2103 Normally Fits The Older UFP 1 3/8" Front Bearing 1 3/8" Rear Bearing Hub. Add To Order Form #42 6/8 Lug Air-Tight Rear Seal (AT-5300) $26.95 Part #:3859 Super Seal - Fits 5200, 6000, 7000 & 8000 lb Axles Add To Order Form 1 3/4″ Race 25520 $7.95 Part #:1645 Fits The 6 And 8 Lug 1 3/4" Rear Bearing (25580) Part # 1646 Add To Order Form