1-3/8", FreeKey System, A Brilliantly Simple Design, The Rings Use A Strategically Placed Bump In 1 Of The Loops Creating A Pivot That Allows The End Of The Ring To Lift When The Ring Is Pressed & Is A Larger Ring & Includes 3 Group Rings To Group Key Sets Together.

FreeKey, 5 Pack, Spares Accessory Key Rings, Designed To Be Used With The Freekey System, Be Used With Any Key Ring, Flat Design Makes It Easy To Install Keys.