10pcs/lot 0.3mm 0.4mm 0.5mm stainless steel Tension spring with O hook extension spring - AliExpress

304 Stainless Steel Tensile Spring Dual Hook Small Tension Spring Wire Dia 0.5mm OD 3mm 4mm Length 70-280mm - AliExpress

20pcs/lot wire diameter 0.3mm 0.4mm 0.5mm 0.6mm stainless steel Tension spring with double hook OD 2mm-6mm length10-50mm - AliExpress

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10pcs wire dia 0.3mm 0.4mm 0.5mm tension spring stainless steel extension spring with hook length 10mm to 60mm

1pc 1 meter 0.2mm 0.3mm 0.4mm 0.5mm 0.6mm 0.7mm Stainless Steel Long Tension Spring Extension Spring Wire Length1000mm - AliExpress

20pcs/lot Stainless Steel Small Tension Spring With Hook For Tensile DIY Toys Spring Length 6 MM Stretch To 30MM - AliExpress

Stainless Steel Spring 1.5mm Stainless Steel Spring 0.4mm - 10pcs Outer Dia 3mm 4mm - Aliexpress

6gauge Wire|Durable stainless steel extension springs with hooks, available in 0.3mm to 0.5mm wire diameters and lengths from 10mm to 60mm. Ideal for

10pcs wire dia 0.3mm 0.4mm 0.5mm tension spring stainless steel extension spring with hook length 10mm to 60mm

10pcs Wire Diameter 0.3mm 0.4mm 0.5mm Open Hook Tension Spring Pullback Spring Coil Extension Spring Draught Spring OD 3 4 5mm - AliExpress

10pcs wire dia 0.3mm 0.4mm 0.5mm tension spring stainless steel extension spring with hook length 10mm to 60mm