Store › NOS Lucas No. 54578033 (L799) Lens Assembly Triumph TR4, TR4A, TR5, TR250. Image 1 of 13 Image 2 of 13 Image 3 of 13 Image 4 of 13 Image 5 of 13 Image 6 of 13 Image 7 of 13 Image 8 of 13 Image 9 of 13 Image 10 of 13 Image 11 of 13 Image 12 of 13 Image 13 of 13 NOS Lucas No. 54578033 (L799) Lens Assembly Triumph TR4, TR4A, TR5, TR250. $185.00 New old stock in box. Triumph TR4, TR4A, TR5, TR250. RARE WITH AMBERSKU 3452 Add To Cart Added! New old stock in box. Triumph TR4, TR4A, TR5, TR250. RARE WITH AMBERSKU 3452