VIP Home Essentials 24" Heavy Duty Cable Lock & 2 Keys Great For Bike Security & More - One Cable Lock System & Two Keys 24" Heavy Duty Cable Lock for Locking Bikes & Large Valuables Self-coiling braided steel cable. Tough vinyl coating prevents scratching. This bike lock provides increased security, strength and style. Two keys are provided so you can keep one in two locations just in case one is misplaced.