Walmart offers OnGuard Double Team Bicycle U-Lock and Cable Combo Pack for $15.96 (orig. $24.96) plus $5.99 shipping or free ship to store.

Product Description:
OnGuard’s 4616 standard sized U-lock (4.17 x 7.87” inch opening), which easily allows you to secure your bicycle to a large variety of solid stationary objects. Included is a bonus 4 ft. long x 10mm double loop end cable, utilizing a strong braided steel cable, that allows you to quickly secure your front wheel without needing to remove it. The 4616 features OnGuard’s rotating locking sleeve mechanism locks the U shackle on both sides, providing a solid locking interface between the U-shackle and the locking cross bar. OnGuard’s patent pending “Z-cylinder” lock mechanism is pick, pull and Drill resistance and features an automatic dust and debris cover to help ensure the longevity of the lock. Included are 2 keys and a quick release all tube mounting bracket allows for convenient storage and transportation of the lock