Pilot Oil-Based Ballpoint Pen Refill, Acro Ink, Black, Extra Fine 0.5mm x 10 Pieces BRFN-30EF-B 2800 The outer box of the ballpoint pen is not included. Oil-based ballpoint pen (Acro Ink) refill. 0.5mm extra fine, black. Main applicable products are high-priced ballpoint pens of 2,500 yen or more. Quantity: 10 pieces Ink color: Black, Extra Fine 0.5 Size: Length 86.8mm x Diameter 6.0mm [Specifications] ● Specifications: Oil-based ballpoint pen refill (for high-priced writing instruments) ● Ink color: Black ● Ball diameter: 0.5mm (extra fine) ● Size: Maximum diameter 6mm x Total length 86.8mm ● Order unit: 1 piece ● Compatible ballpoint pens: Maki-e / Custom Kaede / Custom 74 / Custom Heritage 91 / Lucina / Hiramakie / Grance NC / Stanza Carbon / Legance / Grance / Stanza Ceramics / Stanza Wood Shaft / Fumi-raku / Stanza / Capless / Cavalier / Celemo / Capless Ballpoint Pen / Regno / Timeline (PAST / FUTURE / PRESENT) ● Compatible ballpoint pen model numbers: BK-35SP / B-1000K / BKK-500R / BKVH-5SR / BL-250R / BSTN-2MP / BGNC-2MS / BST-12SCB / BKL-12SR / BGN-1MR / BKK-1000R / BKVH-1MR / BST-1MC / BST-8SK / BFU-7SR / BGNC-5SR / BG-500R / BFU-5SR / BST-5SR / BC-1MR / BCA-3SR / BCM-250R / BC-250R / BLE-250K / BTL-7SR / BTL-5SR / BTL-3SR <Jet Price> 【JP_LP