●Ring fits snug and comfortably and you can't feel the adjuster. ColourTransparent. ●Easy fix will not make the ring too bulky, functionally useless, painful to get on finger and/or hard to put on the band.
eBay
MUQZI MTB Crank Chainring Adjuster Bottom Bracket DUB Crankset Metal Preload Adjuster Crank Arm Adjustable Spacer Plug Screw
Aliexpress UK
Final view:Just push up (or down) on the middle band of the ring guard to tighten or loosen it on your finger. 3: with pliers.in a circular motion,tighten the ring guard arm to your ring’s shank.Repeat for second arm.
eBay
AXI Bicycle Chain Tensioner Single Speed Bike Chain Tension Adjuster Folding Fixed Gear Bike Chain Adjuster Bicycle Accessories
Aliexpress UK
8 Sizes Silicone Invisible Ring Sizer – Clear Ring Adjuster & Retainer. Prevent loose rings from slipping or getting lost with this invisible silicone ring sizer set. Designed to fit oversized rings, these clear ring adjusters provide a secure, comfortable fit without changing the appearance of your jewellery.
eBay
Mountain bike inner diameter modification ring fixing device shelf hole modification mudguard clamp ring
Aliexpress UK
Loose Ring Size Adjuster (TPU Material). Ideal For : Quickly and discreetly adjusting loose rings for a secure, comfortable fit. Perfect for preserving your favorite rings! Easy to Use : Wrap around the ring, adjust for a perfect fit, and cut off excess.
eBay
X Autohaux Bicycle Crankset Protective Cover Crank Chain Wheel Ring Guard Protector Sprocket Ring 40T42T 46T 48T 52T4/5 Holes
Aliexpress UK
8-Piece Silicone Ring Size Adjuster Set. Crystal Clear: Virtually invisible for a seamless look. Say goodbye to slipping or loose rings! Free Fast Dispatch: Get your adjusters fast, so you can wear your favorite rings without delay.
eBay
104BCD Bicycle Crankset Protective Cover Crank Chain Wheel Ring Guard Protector 104 BCD Sprocket Ring 32 34 36 38 40 42T
Aliexpress UK
Function: 1. The ring size adjuster is transparent and designed to be almost invisible. Simple and practical. The ring sizing device is made of soft silicone, which is comfortable to wear and will not cause harm to the skin.
eBay
High quality sports wrist guards Men women fitness wristbands Run badminton wrist guards power band wrist guards Wrist sleeve
Aliexpress UK
Final view:Just push up (or down) on the middle band of the ring guard to tighten or loosen it on your finger. 3: with pliers.in a circular motion,tighten the ring guard arm to your ring’s shank.Repeat for second arm.
eBay
Bicycle Chain Cover Protective Cover Chain Guard 42T Crankset Guard 4-Hole Guard Brown With Transparent 9.6x10.6cm
Aliexpress UK
Function: 1. The ring size adjuster is transparent and designed to be almost invisible. Simple and practical. The ring sizing device is made of soft silicone, which is comfortable to wear and will not cause harm to the skin.
eBay
Motocross Rear Mudguards Fender For Sur-Ron Sur Ron Surron Light Bee X & Light Bee S Electric Bike Splash Guard Mudguard Parts
Aliexpress UK