Product Overview
Upgrade requires return of existing frame to install post needed to retain middle arms. Customers will be required to complete Cleaning Certificate and obtain a Return Authorization Number before sending frame for modification. Three 20 mm wide blades matching in length to the 36 mm, 53 mm and 68 mm swivel blades will be returned with the frame.
•Convert your existing Mini-Open retractor. No need to buy a new frame!
•Converted Modified version has a wingnut that attaches middle blades
•Upgrade includes conversion, plus three middle blades!
•Quick turn around: get your "new" frame back in as little as 48 hours!
•Frame can still be used without any blades
https://buxtonbio.com/minimidarm_upgrade_w/3blades_619