No slide plates. Bobbin or shuttle. It moves freely. I can't see any broken parts. Missinng bobbin winder tyre. Please view the pictures.
eBay
1 PCS Sewing Machine Leather Belts 71"3/16"Sewing Machine Treadle Belts With Hook For Singer Jones Sewing Machine Accessories
Aliexpress UK
Singer 3709A - Limited Edition Sewing Machine Condition: Only tested for power, not functions as I’m not sure how to use a sewing machine. A few minor scratches all over. Comes with foot pedal. Many thanks for looking
eBay
72" 183cm Leather Belt Treadle Parts With Hook For Singer Sewing Machine 3/16" 5mm Household Home Old Sewing Machines Accessory
Aliexpress UK
Vintage sewing machine with accessories and plenty of drawer storage. Serviced and ready to go. House move forces sale. Collection only, will take two people. The Singer treadle sewing machine from circa 1910/20 is a classic and reliable piece of machinery, known for its durability and quality. Made in the United Kingdom by the reputable brand Singer, this mechanical sewing machine offers a smooth and efficient sewing experience for all your crafting needs. With its retro design and historical charm, this treadle sewing machine is a timeless treasure for any sewing enthusiast or collector.
eBay
72" 183cm Leather Belt Antique Treadle Parts + Hook For Singer Sewing Machine
Aliexpress UK
The antique Singer treadle sewing machine table with a 2" thick solid ash top is a stunning collectable piece perfect for any sewing enthusiast. Made by the renowned brand Singer, this vintage sewing machine table exudes charm and craftsmanship. The ash top adds a touch of elegance to the piece, making it a beautiful addition to any home or studio. Ideal for both practical use and display. Heavy and stunning.
eBay
5/16 Inch Leather Belt Hooks For Old Style Singer Jones Sewing Machine Treadle Accessories
Aliexpress UK
For many singer treadle sewing machines. Used for old Singer cabinets and Manual Rocking Foot Pedals. Material: Synthetic Leather. New and high quality.
eBay
Antique foot pedal for a Singer sewing machine. Looks in good condition but I'd seriously get it safety checked before using it.
eBay
House clearance, singer, treadle, sewing machine in cabinet looks complete lots of history to it. Just been left in the corner old ladies house broken belt, but everything else looks complete. I am not an expert by any feet of the imagination insuring machines so we could put it to better use restore it back to its general use no overseas sales sold as seen yours for a giveaway price collection only from Derby yours, Peter 
eBay
Antique Singer Treadle Sewing Machine Drawers and cradles, in good solid condition .
eBay