Compatible with temperatures of -20°C to +150°C and rotational speeds in excess of 10

Note: A custom fabricated seat is required

Sold without bearing

- ECE approved lens

PS, Model 412 shock set. 12.5". STD Duty. Black XL04-22 Touring Compatible with temperatures of -20°CDescription 412 series shocks: Best value Progressive Suspension shock, great as stock replacement. Nitrogen charged double steel wall body. Multi staged velocity sensitive valving. Five position cam style preload adjustment. Note: Black 412 shocks may be supplied without lower cover. What are Progressive Suspension's 'Heavy Duty' shocks? If you are a lightweight rider with a lightweight passenger, STD Duty is probably your best choice, heavy duty