APPROX 15MM TOTAL LENGTH.
eBay
Movall MP-311 Reverberus Pedal Spring Reverb Electric Guitar Effect Pedal True Bypass Design Guitar Parts & Accessories
Aliexpress UK
Buy in 4 or 8 to suit your guitar. The springs are 25mm long and can be snipped to a shorter length to customise the fit if required. NB Threaded part may vary between colour of screw and batches of screws.
eBay
JOYO JCP-01 Guitar Capo High-grade Lightweight 6-String Clamp Metal Capo with Steel Spring for Acoustic Electric Guitar Ukulele
Aliexpress UK
Screw UNC 3-48 Imperial US thread. Set of 4 pickup springs and screws in choice of finish.
eBay
Yoozic LEF-3800 Digital Reverb Pedal Guitar Ocean Verb Pedal Room Spring Shimmer 3 Modes Wide Range With Storage Of Timbre Pedal
Aliexpress UK
✅ Compatible as aguitar spring cover, tremolo cavity cover, or rear tremolo plate. Strat tremolo cover, Stratocaster spring plate, tremolo backplate black white, Strat guitar upgrade, Fender Strat parts, tremolo rear cover, electric guitar accessories.
eBay
VSN LEF-3800 Digital Reverb Pedal Guitar Ocean Verb Pedal Room Spring Shimmer 3 Modes Wide Range With Storage Of Timbre Pedal
Aliexpress UK
Set of 3 tension tremolo springs. Also available in stainless steel. Length from center of eye to hook = 65mm. Overall length - 69.5mm.
eBay
M-vave Mini Universe Digital Reverb Pedal 9 Reverb Effects Room/Shimmer/Lofi/Spring Reveb Effect Pedals for Guitar Pedal
Aliexpress UK
-High-Quality Tremolo Springs. .
eBay
MOSKYAUDIO SPRING REVERB Spring Reverb Mini Single Guitar Effect Pedal True Bypass Guitar Parts & Accessories
Aliexpress UK
APPROX 27MM TOTAL LENGTH.
eBay
ENO Reverb Electric Guitar Effect Pedal Reverb Block Effect Spring Hall and Deep Well WET/DRY True Bypass Pedal Guitar Parts
Aliexpress UK
The noiseless springs are suitable for both traditional Fender Stratocaster style tremolos and Floyd Rose double locking style tremolos. It achieves nothing.
eBay
M-VAVE Mini Universe Digital Reverb Guitar Pedal 9 Reverb Effects Room/Shimmer/Lofi/Spring Reveb Effect Pedal Guitar Accessories
Aliexpress UK