These were used by Prowheel, Late 90's early 2000's. CHAINRING GUARD PROTECTOR 48 TEETH CHAINGUARD PROTECTOR MTB ETC NEW. Chain ring guard protector to fit chain wheels with 5 threaded holes. Maximum fit 48Teeth chainwheel.
Prowheel Bike Chainset Double Chain Wheel Set 38/48 Teeth Crankset 152mm Silver
Shimano FD-TX800 Tourney TX Front Derailleur Dual-Pull 42/48 Teeth 63-66deg
Thun Cottered 48 Teeth 1/8" Single Chainwheel set Chrome 170mm Arm Vintage Bike
REPLACEMENT BIKE CHAINRING GUARD TO FIT MANY BRANDS OF 46 or 48 TEETH CHAINWHEEL
XLC Chain guard Cover CG-K01 smoked 46-48 Teeth Chain ring Cotterless Axle
