ALLEN HEAD FASTENER (6PK), 6 x 13mm/4mm, DZUS 33-9749, TOOLS ROAD
6 x 13mm / 4mm Allen Head Style Dzus Fastener. - 4 mm Allen Head Style Dzus Fastener. - 1/4 Turn Fastener. 1999-2025 Yamaha YZ250 & 2016-2025 YZ250X COUNTER SHAFT SEAL KIT YZ250, ALLBALLS. PICK UP OPTION.