# SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey

SUNLU Matte PLA Refill Filament is a four-roll, 4 kg supply of grey matte PLA in a no-spool refill format. The listing claims compatibility with reusable spools and selected refill systems, making fit the key check before purchase.

- [Original product page](https://bargainpostbox.co.uk/product/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [View offer](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: SUNLU
- Model: SUNLU Refill Filament PLA Matt
- Category: Computers > Computer Accessories > Printing Supplies
- Price: 33.24 GBP
- Previous price: 40.99 GBP
- Discount: 19%
- Price checked: 2026-11-14T19:27:36.303Z
- Rating: 4.2 / 5
- Reviews: 201

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Matte, low-gloss finish is claimed to produce a frosted texture that conceals layer lines.
- Refill format is intended for reusable filament spools, rather than supplying a spool.
- The listing names compatibility with Bambu Lab AMS, ELEGOO and MarsWork refill filament.

## Pros

- Four 1 kg rolls provide 4 kg total, convenient for buyers who regularly print with grey PLA.
- A no-spool refill can be useful when reusing a compatible spool instead of buying a spool with each refill.
- Matte surface finish is intended for prints where a low-gloss appearance is preferred.

## Cons

- The refill format depends on having a compatible reusable spool available.

## Specifications

### Identity
- Brand: SUNLU
- Model: SUNLU Refill Filament PLA Matt
### Dimensions and installation
- Weight listed: 4 Kilograms
- Filament diameter: 1.75 Millimetres
- Spool-hole diameter: 82.5mm \(3.22inch\)
### Materials and protection
- Material listed: PLA Matte Filament
- Colour: Grey\*4
- Dimensional accuracy claimed: +/-0.02 mm
### Pack details
- Roll quantity: 4 rolls of 1kg PLA refill, 4kg in total.

## Before you buy

- The listing describes this as PLA Matte but also calls it PLA+ in its dimensional-accuracy feature. It names compatibility with reusable spools and certain refill systems but does not confirm fit for every model. Confirm spool and printer-system fit before ordering. Its claimed matte finish, accuracy and winding performance are manufacturer statements, not independent test results.

## A good fit for

- People who already have compatible reusable spools and want four grey matte PLA refills.
- Print projects where a low-gloss, layer-concealing surface is desirable.

## Less suited to

- Buyers who need filament supplied on a spool or want a single 1 kg roll.
- Anyone who cannot confirm that their reusable spool or refill system accepts this refill.

## Customer feedback

Customer feedback describes good print quality and value, while experiences with reliability, tangling and colour are mixed. Some feedback notes noticeably different shades of grey, which may matter when matching parts across rolls. The overall ratings lean positive, but the lower ratings mean buyers should not assume uniform results. The supplied feedback does not establish a cause for the differing experiences.
- Positive themes: Customers describe good quality and printing results.
- Positive themes: Customers report positive value for money.
- Mixed feedback: Reliability feedback is mixed, with some customers reporting consistent results and others describing issues.
- Mixed feedback: Feedback on tangling is mixed, including a report of tangling.
- Mixed feedback: Colour feedback is mixed, including reports of notably different shades of grey.

## Frequently asked questions

### Does this pack include a reusable spool?
The title describes it as a no-spool refill. It is intended for use with a compatible reusable spool, which is not listed as included.
### How much filament is supplied?
The listing specifies four 1 kg rolls, for 4 kg in total.
### Will it fit my printer or refill system?
The listing names Bambu Lab AMS, ELEGOO and MarsWork refill filament, and gives a spool-hole diameter of 82.5mm \(3.22inch\). Confirm compatibility with your exact spool and system before buying.
### What finish does the filament claim to produce?
SUNLU describes it as matte, low-gloss and frosted, with a surface intended to conceal layer lines. This is a manufacturer claim.

## Alternative options

- [ELEGOO PLA 3D Printer Filament 1.75mm Grey 4KG, Precision Wound \| Dimensional Accuracy +/- 0.02mm, 4pcs 1kg Cardboard Spools\(2.2lbs\) 3D Printing Filament, Fits for Most FDM 3D Printers](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [DEEPLEE PLA Basic Refill Filament 1.75mm Grey 4kg Bundle \| No Spool 3D Printer Filaments, Accuracy±0.02mm, Easy to use Filament 3D Printing Materials, Fit for fdm 3d priners](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [DEEPLEE Matte PLA Filament 1.75mm Matte Black 4kg\(Plastic Spool\) \| PLA Matte finish and Lovely smooth , Accuracy±0.02mm, Soft colors Perfect for printing toy figures, Fit for fdm 3d priners](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [ELEGOO PLA Basic Refill 3D Printer Filament 1.75mm Turquoise Green 1KG \| 3D Printer Filament No Spool, Dimensional Accuracy +/- 0.02mm, 3D Printing PLA for Reusable Spool Refilling, Vacuum-Sealed](https://bargainpostbox.co.uk/visit/elegoo-pla-basic-refill-turquoise-green-175mm-1kg)
- [Kingroon PLA+ Filament 1.75mm, PLA Plus 10 Roll Dimensional Accuracy ±0,02mm, 3D Printing Materials 10KG, Black White Grey Red Blue Green Purple Skin Silver Yellow](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [SUNLU Rapid Matte PLA Filament 1.75mm Black, PLA Matte Black Filament \| 600mm/s High Speed PLA Classic 1KG Spool for Most FDM 3D Printers, Dimensional Accuracy +/-0.02mm, Black 1000g](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [SUNLU PLA Filament 1.75mm Black PLA 1KG, Neatly Wound 3D Printer Filament \| Dimensional Accuracy +/- 0.02mm, 1KG Spool \(2.2lbs\) Fits for Most FDM 3D Printers, Black 1000g](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [ELEGOO PLA Basic Refill 3D Printer Filament 1.75mm Cocoa Brown 1KG \| 3D Printer Filament No Spool, Dimensional Accuracy +/- 0.02mm, 3D Printing PLA for Reusable Spool Refilling, Vacuum-Sealed](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [SUNLU High Speed Matte PLA Filament, 1KG Matte pla Black \| 600mm/s Hyper-Speed Printing, Rapid 3D Printing Meets Tough, Smooth Matte Finish, Vacuum-Sealed Package](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [ELEGOO Matte PLA 3D Printer Filament 1.75mm Black 4KG, Matte Finish \| High Precision +/-0.02mm, 4pcs 1kg Spools \(2.2lbs\), Fits for Most FDM 3D Printers, Elegant Surface, No Gloss, Soft-Touch Feel](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [ELEGOO Matte PLA Filament and Reusable Spool Matte Black 1KG 1.75mm \| 3D Printing Filament High Dimensional Accuracy, Easy Installation 1KG\(2.2lbs\) Detachable Spool Fits for Most 3D Printers](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)
- [DEEPLEE PLA Basic Refill Filament 1.75mm Blue Grey 2kg Bundle \| No Spool 3D Printer Filaments, Accuracy±0.02mm, Easy to use Filament 3D Printing Materials, Fit for fdm 3d priners](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)

## Add-ons

- [ELEGOO PLA Filament 1.75mm Black 1KG, 3D Filament Dimensional Accuracy +/- 0.02mm, 1kg Cardboard Spool\(2.2lbs\) 3D Printing Fi](https://bargainpostbox.co.uk/visit/elegoo-black-pla-filament-175mm-1kg)
- [ELEGOO Rapid PETG 3D Printer Filament 1.75mm Black 1KG \| Up to 600mm/s High Speed, enhanced toughness, Neatly Wound, Reduced](https://bargainpostbox.co.uk/visit/sunlu-matte-pla-refill-filament-175mm-4kg-grey)

## Images

![SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey — 1](https://bargainpostbox.co.uk/i/dPsEH9vh6GUfya6db0STexu9vmtOIyHm4mORx7Ekizf291drbiXKSvkwp4yfz70VXWIxDvIVGbWVGbCzIa0U-Em9tzkfg9sKkQTPnbyEucqlZl2JIW3J1dh1.jpg)

![SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey — 2](https://bargainpostbox.co.uk/i/rXH2ntIcYApP254SmYJn5ossSql9mzX6xxNR7rCHTgXyuVsbai5XMFY54FKPUaVfoN_17jGFXQ8rTmd4Lur2ptIq8eZhL5uMpzOoxnI_RNTu73Ii2xqKRCzB.jpg)

![SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey — 3](https://bargainpostbox.co.uk/i/1bXoni6bj4oYICb_xczMjdO7lIgnK81S3m1Fn4xEVEiQSKADJOGL6W_W0mJdQHjVhmlbqx01Vmdxe1PR4GSwgun7aEyPhBalNAuADMseubGs3GZOA5NFuzjd.jpg)

![SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey — 4](https://bargainpostbox.co.uk/i/zqjIg_fP187P_rOUiXH0j9LZq1G9nWEsUKO2rZHrQOLHZ3w0LY6RdrrqwWkoiOep02es2HQ150T0FgVcj8LSFQFMQd_WZMGNjML9uvRkIuBhEt7wNQ1b3eou.jpg)

![SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey — 5](https://bargainpostbox.co.uk/i/0pA06gF4TDOPythc90zv2faGP4EYBHND6IWHUdiBHvwLsAYfxPNbsbeDyUomgbtTMYVzOPGNcxd9dZPmDKejsXvLBAnCP5aMUruEzJVeRxNNlWWvTgiw-Qsp.jpg)

![SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey — 6](https://bargainpostbox.co.uk/i/O7xvXapJrLjDyXP2zksFHO3HWB_o6vHlF8KdIvmPNXinKF64o64M4vXpMAxu4F8C5leDPXL6SGFpVjBS5YUvLUrLcZuXeu1N5-3MyLNjB1Eg7KMkuCRjDery.jpg)

![SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey — 7](https://bargainpostbox.co.uk/i/o0YIwSPNnV9uPrJVsD0ieGZtjtUfR6kVG6wC-edVik7Xn0kkkjsiJdUpFwBmYvLbfXHHvXhgSyaFiHcj_7QmIDmcgFTCgz73P5CcbWXsVdR6goECitZeUzYf.jpg)