1/2″ UFP Lug Stud 1 1/4″ Long $3.95 The Shoulder Micrometer is .560. The Over All Length of the stud is 1 7/8″ X 1/2 “X 20 1/2" UFP Lug Stud 1 1/4" Long quantity Add To Order Form SKU: 2120 Categories: Components, Hubs **Shoulder Mic .560. 1 1/4" Long. 1/2" X 20** Related products 1 1/16″ Bearing L44649 $5.95 Part #:1653 1 1/16" Is The Measurement Of The Inner Diameter On The Bearing. Most Common In 5 Lug 2K Rated Hubs And the Front Bearing On 3.5K 5 Lug hubs. Add To Order Form 1 1/4″ Race 15245 $5.95 Part #:1648 Fits The 6 Lug 1 1/4" Bearing (15123) Part # 1650. 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 1 1/4″ Race 14276 $6.95 Part #:1647 Fits The 8 Lug 1 1/4" Bearing (14125) Part # 1649. Add To Order Form