




The 4 Inch Mini Acrylic Roller Cover Yellow Line (FT-PR-402) is a compact refill built for small-area painting and trim work. Made with an acrylic fibre pile and fitted with a yellow plastic end cap, this mini roller refill is designed for tight spaces, edges and touch-up applications where full-size rollers cannot reach. It forms part of our Paint Tools range and ships directly from our Foshan export base for retail packs, DIY sets and contractor refills.
The 4 inch width lets painters coat behind radiators, door frames and narrow trim where full rollers do not fit.
The yellow line woven through the white pile provides an immediate visual indicator for stocking and retail merchandising.
Fitted with a yellow plastic end cap to keep the refill secure and centered on matching mini frames.
Rolling interior woodwork, baseboards and door casings where precision and tight edge control are required.
Reaching tight wall areas behind pipework, mounted radiators and fixtures where larger cage rollers cannot maneuver.
Packaging multi-piece refill bags or blister sets for retail shelves alongside matching 4 inch mini frames.
| Product reference | FT-PR-402 |
|---|---|
| Product type | Mini roller refill |
| Working width | 4 inch |
| Pile material | Acrylic fibre |
| Stripe | Yellow line |
| End cap | Yellow plastic |
| Range | Paint Tools |
| Made in | Guangdong, China |
Nap length, inner core diameter, packaging format and carton quantities are confirmed in writing at quotation based on your target specifications. We do not publish unverified specifications.
Production follows disciplined manufacturing stages to maintain uniform roll diameters and consistent fabric quality.
Acrylic pile fabric woven with the yellow line is inspected for uniform weight before rolling.
The fabric is bonded to the inner tube and the yellow plastic end cap is fitted.
Rolls are trimmed cleanly to the 4 inch mini working width with tidy finished edges.
Refills are packed into bulk bags, blister packs or custom sleeves according to buyer specifications.
| Alternative | How This Product Compares |
|---|---|
| Full 9 inch rollers | Nine inch rollers cover broad walls much faster, but 4 inch mini covers are essential for trim, reveals and confined obstacles. |
| Foam mini rollers | Foam delivers a glass-smooth finish on gloss enamels, whereas acrylic fibre carries more paint for fast coverage on walls. |
| Push-on coreless refills | Coreless push-on sleeves require specific wire arm diameters, while plastic end cap inserts provide rigid internal frame support. |
Ensure your 4 inch mini frame wire matches the end cap diameter so the refill spins freely without slipping.
Pre-wet the acrylic pile with water or appropriate thinner and remove excess before coating to optimize paint pickup.
Roll the cover along the mini tray grid to distribute paint evenly across the entire 4 inch width.
Clean the refill thoroughly before paint hardens, spin dry and stand upright to keep the fabric pile open.

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Match nap to the surface and the paint system before you argue about price.
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How the four common cover materials load, release and survive cleaning.
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Heat bonding removes the adhesive seam that fails when a cover is washed.
Read moreThis refill includes a yellow plastic end cap designed for standard 4 inch wire mini roller frames. We verify frame compatibility during quotation.
Nap length is confirmed in writing during quotation based on whether you target smooth woodwork, drywall or semi-rough surfaces.
Yes. We offer custom packaging formats including printed polybags, card inserts, barcodes and carton markings based on your artwork.
MOQ depends on your packaging requirements and container consolidation plans, so we provide specific minimum quantities in your written quotation.
Yes. We consolidate painting tools, PPE and outdoor products from our Foshan facility into mixed shipments to help optimize your freight costs.
We manufacture against approved pre-production samples, checking dimensions, end cap fit and fabric adhesion before signing off on final packing.
Contact our export team with your target pack format, nap preference and order volume to receive a detailed quotation and product samples.