SRAM 8 and 9 speed Powerlinks are reusable. SRAM 10 speed Powerlocks are not.
Thank you! OK...but... *sheepish*....how do I tell which I have?
2011 Specialized Dolce Elite/stock Riva
2010 Jamis Durango 1 Femme
2006 Diamondback Wildwood (gift from my mother-in-law, so I must keep it! It is really comfy to ride)
1996 Raleigh M-20 (got my love for cycling going!)