Check the listing for details. Bearing Buddy Protective Bra Cap 19B - Model 70019 19-B (2 Pairs) Bras ONLY. Condition: New. Listed at 17.99 USD. PRODUCT: Genuine Bearing Buddy Protective Bra(s) (BRAS ONLY) These genuine products have proven themselves as the leading bearing protectors for the past 35 years and counting. Genuine Bearing Buddy protectors provide protection against damage from water and dirt entering the wheel bearings and make lubricating a snap. These are the ultimate hub and bearing protection.QUANTITY (1): (AS PICTURED) Includes two pairs (QTY 4 bras) Genuine Bearing Buddy Protective BrasMODEL / Part #: 70019 Bra: 19B (BRAS ONLY)Fits: Bearing Buddy Model: 1980, 1938, 1968, 2047, 2080. 19B outer diameter is 2-1/8".Keeps grease off trailer wheels. Trailer owners sometimes overfill axle hubs with grease. The Bearing Buddy automatic pressure relief feature will allow the excess grease to escape. While trailering, this grease can be thrown onto wheels. This product fits over the Bearing Buddy to eliminate this condition. This listing is for the Bras Only. Bearing Buddy hub protectors sold separately.