Image 1 of 1 RING 'TruckMaster' Heavy Duty Long Life Stop Flasher Reverse BAU15s 24v 21w (10) - ERLL588 £14.30 Volts/Watts 24V 21W Qty : 10 Add To Cart Added! Volts/Watts 24V 21W Qty : 10 Off Set Pin (SCC). Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like RING Stop/Tail BAY15d 12v 21/5w (10) - ER380 £3.15 RING 'Truckmaster' Heavy Duty Long Life Halogen H3 PK22s 24v 70w - ERLL460 £3.59 RING 'TruckMaster' Stop Flasher Reverse Amber BAU15s 24v 21w (10) - ERTM588 £10.18 RING Miniature Halogen G4 24v 20w (10) - ER571 £40.25 RING Side & Tail BA15d 12v 5w (10) - ER209 £3.85