P900BP Parker Style Ballpoint Ink with Extender/Fits Rollerball Pens by Acme Studio®_will convert your RB to use ballpoint ink
P900BP Parker Style Ballpoint Ink with Extender/Fits Rollerball Pens by Acme Studio®_will convert your RB to use ballpoint ink

P900BP Parker Style Ballpoint Ink with Extender/Fits Rollerball Pens by Acme Studio®_will convert your RB to use ballpoint ink

P900BP Parker Style Ballpoint Ink with Extender/Fits Rollerball Pens by Acme Studio®_will convert your RB to use ballpoint ink
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These refills are P900 style ballpoint ink refills. The extender on the back of the refill will allow this refill to be used in most capped rollerball pens. Removing this "extender" will allow this refill to fit any pen that takes a P900/Parker Style BP or Gel refill.

As a certified retailer for Private Reserve Ink from Acme Studio,Inc® we are able to only list their products at their recommended MSRP or allowed discount. Other certified retailers of this manufacturer are given the exact same guidelines. Should you see prices under the MSRP, I would caution you as to whether or not you are receiving an item from a certified retailer of this manufacturer. Purchasing items from non-certified retailers may invalidated your guarantee. However, only the manufacturer can address that issue with certainly. Remember buying below MSRP or our authorized discount price may not actually represent a "savings".
Guaranteed Quality.  Each Acme Studio,Inc® product we sell is guaranteed to be genuine, authentic and will arrive brand new & unused! 
Specifications
ink style: 900 BP style with extender
ink line: medium
will fit: any capped rollerball pen; extender allows rollerball to use this ink
packaged: bulk packaging
extender: Removing this "extender" as well as the black tip will allow this refill to fit any pen that takes a P900/Parker Style BP or Gel refill.
Features Benefits
All colors in stock
Most colors in stock; will email you if any item[s] are "on order".....may take 2-3 weeks to receive