Norton Commando External Oil Filter Mounting Head (1) 06-3139 Book First kit will fit Triumph

First kit will fit Triumph front and rear master cylinders as well as Norton Commando rear master cylinders - the second kit will fit Norton Commando front master cylinders only

Also fits Triumph 650 Pre-Unit Twins (Thunderbird

Etc) from 1966-1968 only

Produced from tool steel each Koken whitworth socket is chrome plated to ensure a durable and strong finish

This is by far the Highest Quality Reflector we have seen

Norton Commando External Oil Filter Mounting Head (1) 06-3139 Book First kit will fit Triumph*New Production!* New English Made Norton Universal Type Reproduction Oil Filter Mounting Head Block. Really want to expand the life of your Norton Commando? Install one of these, that simple! This Mounting Block will allow you to adapt the "Spin On" Oil Filter just like Automobiles making your Oil System far better then it ever was! Arguably the best $48. 95 you will ever spend on your bike! Features 2 5 16" UNF Mounting Holes! Body is made of Steel.